Home / 4,012,964.70-6,019,447.05-1,887,200.70

Finding the Fourth Proportional to 4,012,964.70, 6,019,447.05 and 1,887,200.70

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Solution

The fourth proportional to 4,012,964.70, 6,019,447.05 and 1,887,200.70 is: 2,830,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,964.70 : 6,019,447.05 = 1,887,200.70 : x
  2. Step 2: Convert to fraction form
    4,012,964.70/6,019,447.05 = 1,887,200.70/x
  3. Step 3: Cross multiply
    4,012,964.70x = 6,019,447.05 × 1,887,200.70
  4. Step 4: Simplify right side
    4,012,964.70x = 11,359,904,686,372.93
  5. Step 5: Solve for x
    x = 11,359,904,686,372.93/4,012,964.70
  6. Step 6: Final answer
    x = 2,830,801.05

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Double scale
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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.