Home / 1,202,141.40-1,803,212.10-572,285.40

Finding the Fourth Proportional to 1,202,141.40, 1,803,212.10 and 572,285.40

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Solution

The fourth proportional to 1,202,141.40, 1,803,212.10 and 572,285.40 is: 858,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,141.40 : 1,803,212.10 = 572,285.40 : x
  2. Step 2: Convert to fraction form
    1,202,141.40/1,803,212.10 = 572,285.40/x
  3. Step 3: Cross multiply
    1,202,141.40x = 1,803,212.10 × 572,285.40
  4. Step 4: Simplify right side
    1,202,141.40x = 1,031,951,957,933.34
  5. Step 5: Solve for x
    x = 1,031,951,957,933.34/1,202,141.40
  6. Step 6: Final answer
    x = 858,428.10

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Double scale
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Similar ratio
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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.