Home / 1,115,726.46-1,539,925.83-662,929.98

Finding the Fourth Proportional to 1,115,726.46, 1,539,925.83 and 662,929.98

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Solution

The fourth proportional to 1,115,726.46, 1,539,925.83 and 662,929.98 is: 914,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,726.46 : 1,539,925.83 = 662,929.98 : x
  2. Step 2: Convert to fraction form
    1,115,726.46/1,539,925.83 = 662,929.98/x
  3. Step 3: Cross multiply
    1,115,726.46x = 1,539,925.83 × 662,929.98
  4. Step 4: Simplify right side
    1,115,726.46x = 1,020,862,999,683.38
  5. Step 5: Solve for x
    x = 1,020,862,999,683.38/1,115,726.46
  6. Step 6: Final answer
    x = 914,976.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.