Home / 1,942,865.38-2,681,165.91-1,083,479.95

Finding the Fourth Proportional to 1,942,865.38, 2,681,165.91 and 1,083,479.95

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Solution

The fourth proportional to 1,942,865.38, 2,681,165.91 and 1,083,479.95 is: 1,495,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,865.38 : 2,681,165.91 = 1,083,479.95 : x
  2. Step 2: Convert to fraction form
    1,942,865.38/2,681,165.91 = 1,083,479.95/x
  3. Step 3: Cross multiply
    1,942,865.38x = 2,681,165.91 × 1,083,479.95
  4. Step 4: Simplify right side
    1,942,865.38x = 2,904,989,506,108.50
  5. Step 5: Solve for x
    x = 2,904,989,506,108.50/1,942,865.38
  6. Step 6: Final answer
    x = 1,495,208.85

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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.