Home / 1,046,505.60-1,569,758.40-745,355.70

Finding the Fourth Proportional to 1,046,505.60, 1,569,758.40 and 745,355.70

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Solution

The fourth proportional to 1,046,505.60, 1,569,758.40 and 745,355.70 is: 1,118,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,505.60 : 1,569,758.40 = 745,355.70 : x
  2. Step 2: Convert to fraction form
    1,046,505.60/1,569,758.40 = 745,355.70/x
  3. Step 3: Cross multiply
    1,046,505.60x = 1,569,758.40 × 745,355.70
  4. Step 4: Simplify right side
    1,046,505.60x = 1,170,028,371,062.88
  5. Step 5: Solve for x
    x = 1,170,028,371,062.88/1,046,505.60
  6. Step 6: Final answer
    x = 1,118,033.55

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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.