Home / 1,360,937.52-1,878,078.92-749,077.17

Finding the Fourth Proportional to 1,360,937.52, 1,878,078.92 and 749,077.17

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Solution

The fourth proportional to 1,360,937.52, 1,878,078.92 and 749,077.17 is: 1,033,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,937.52 : 1,878,078.92 = 749,077.17 : x
  2. Step 2: Convert to fraction form
    1,360,937.52/1,878,078.92 = 749,077.17/x
  3. Step 3: Cross multiply
    1,360,937.52x = 1,878,078.92 × 749,077.17
  4. Step 4: Simplify right side
    1,360,937.52x = 1,406,826,038,684.87
  5. Step 5: Solve for x
    x = 1,406,826,038,684.87/1,360,937.52
  6. Step 6: Final answer
    x = 1,033,718.31

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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.