Home / 3,762,000.30-5,643,000.45-2,803,997.10

Finding the Fourth Proportional to 3,762,000.30, 5,643,000.45 and 2,803,997.10

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Solution

The fourth proportional to 3,762,000.30, 5,643,000.45 and 2,803,997.10 is: 4,205,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,000.30 : 5,643,000.45 = 2,803,997.10 : x
  2. Step 2: Convert to fraction form
    3,762,000.30/5,643,000.45 = 2,803,997.10/x
  3. Step 3: Cross multiply
    3,762,000.30x = 5,643,000.45 × 2,803,997.10
  4. Step 4: Simplify right side
    3,762,000.30x = 15,822,956,897,098.70
  5. Step 5: Solve for x
    x = 15,822,956,897,098.70/3,762,000.30
  6. Step 6: Final answer
    x = 4,205,995.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.