Home / 2,549,030.76-3,517,755.25-1,387,420.86

Finding the Fourth Proportional to 2,549,030.76, 3,517,755.25 and 1,387,420.86

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Solution

The fourth proportional to 2,549,030.76, 3,517,755.25 and 1,387,420.86 is: 1,914,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549,030.76 : 3,517,755.25 = 1,387,420.86 : x
  2. Step 2: Convert to fraction form
    2,549,030.76/3,517,755.25 = 1,387,420.86/x
  3. Step 3: Cross multiply
    2,549,030.76x = 3,517,755.25 × 1,387,420.86
  4. Step 4: Simplify right side
    2,549,030.76x = 4,880,607,035,653.28
  5. Step 5: Solve for x
    x = 4,880,607,035,653.28/2,549,030.76
  6. Step 6: Final answer
    x = 1,914,691.31

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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.