Home / 3,500,672.70-5,251,009.05-841,280.70

Finding the Fourth Proportional to 3,500,672.70, 5,251,009.05 and 841,280.70

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Solution

The fourth proportional to 3,500,672.70, 5,251,009.05 and 841,280.70 is: 1,261,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,672.70 : 5,251,009.05 = 841,280.70 : x
  2. Step 2: Convert to fraction form
    3,500,672.70/5,251,009.05 = 841,280.70/x
  3. Step 3: Cross multiply
    3,500,672.70x = 5,251,009.05 × 841,280.70
  4. Step 4: Simplify right side
    3,500,672.70x = 4,417,572,569,290.34
  5. Step 5: Solve for x
    x = 4,417,572,569,290.34/3,500,672.70
  6. Step 6: Final answer
    x = 1,261,921.05

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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.