Home / 1,248,683.86-1,722,998.36-758,398.24

Finding the Fourth Proportional to 1,248,683.86, 1,722,998.36 and 758,398.24

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Solution

The fourth proportional to 1,248,683.86, 1,722,998.36 and 758,398.24 is: 1,046,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,683.86 : 1,722,998.36 = 758,398.24 : x
  2. Step 2: Convert to fraction form
    1,248,683.86/1,722,998.36 = 758,398.24/x
  3. Step 3: Cross multiply
    1,248,683.86x = 1,722,998.36 × 758,398.24
  4. Step 4: Simplify right side
    1,248,683.86x = 1,306,718,911,339.90
  5. Step 5: Solve for x
    x = 1,306,718,911,339.90/1,248,683.86
  6. Step 6: Final answer
    x = 1,046,476.98

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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.