Home / 5,485,000.70-8,227,501.05-2,650,648.70

Finding the Fourth Proportional to 5,485,000.70, 8,227,501.05 and 2,650,648.70

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Solution

The fourth proportional to 5,485,000.70, 8,227,501.05 and 2,650,648.70 is: 3,975,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,000.70 : 8,227,501.05 = 2,650,648.70 : x
  2. Step 2: Convert to fraction form
    5,485,000.70/8,227,501.05 = 2,650,648.70/x
  3. Step 3: Cross multiply
    5,485,000.70x = 8,227,501.05 × 2,650,648.70
  4. Step 4: Simplify right side
    5,485,000.70x = 21,808,214,962,431.14
  5. Step 5: Solve for x
    x = 21,808,214,962,431.14/5,485,000.70
  6. Step 6: Final answer
    x = 3,975,973.05

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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.