Home / 937,805.76-1,400,342.40-746,121.96

Finding the Fourth Proportional to 937,805.76, 1,400,342.40 and 746,121.96

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Solution

The fourth proportional to 937,805.76, 1,400,342.40 and 746,121.96 is: 1,114,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,805.76 : 1,400,342.40 = 746,121.96 : x
  2. Step 2: Convert to fraction form
    937,805.76/1,400,342.40 = 746,121.96/x
  3. Step 3: Cross multiply
    937,805.76x = 1,400,342.40 × 746,121.96
  4. Step 4: Simplify right side
    937,805.76x = 1,044,826,216,159.10
  5. Step 5: Solve for x
    x = 1,044,826,216,159.10/937,805.76
  6. Step 6: Final answer
    x = 1,114,117.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.