Home / 1,942,864.38-2,681,164.53-1,083,478.95

Finding the Fourth Proportional to 1,942,864.38, 2,681,164.53 and 1,083,478.95

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Solution

The fourth proportional to 1,942,864.38, 2,681,164.53 and 1,083,478.95 is: 1,495,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,864.38 : 2,681,164.53 = 1,083,478.95 : x
  2. Step 2: Convert to fraction form
    1,942,864.38/2,681,164.53 = 1,083,478.95/x
  3. Step 3: Cross multiply
    1,942,864.38x = 2,681,164.53 × 1,083,478.95
  4. Step 4: Simplify right side
    1,942,864.38x = 2,904,985,329,741.64
  5. Step 5: Solve for x
    x = 2,904,985,329,741.64/1,942,864.38
  6. Step 6: Final answer
    x = 1,495,207.47

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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.