Home / 2,475,149.31-3,712,726.89-678,048.26

Finding the Fourth Proportional to 2,475,149.31, 3,712,726.89 and 678,048.26

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Solution

The fourth proportional to 2,475,149.31, 3,712,726.89 and 678,048.26 is: 1,017,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,149.31 : 3,712,726.89 = 678,048.26 : x
  2. Step 2: Convert to fraction form
    2,475,149.31/3,712,726.89 = 678,048.26/x
  3. Step 3: Cross multiply
    2,475,149.31x = 3,712,726.89 × 678,048.26
  4. Step 4: Simplify right side
    2,475,149.31x = 2,517,407,989,056.08
  5. Step 5: Solve for x
    x = 2,517,407,989,056.08/2,475,149.31
  6. Step 6: Final answer
    x = 1,017,073.18

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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.