Home / 1,015,523.29-1,514,205.89-987,622.64

Finding the Fourth Proportional to 1,015,523.29, 1,514,205.89 and 987,622.64

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Solution

The fourth proportional to 1,015,523.29, 1,514,205.89 and 987,622.64 is: 1,472,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,523.29 : 1,514,205.89 = 987,622.64 : x
  2. Step 2: Convert to fraction form
    1,015,523.29/1,514,205.89 = 987,622.64/x
  3. Step 3: Cross multiply
    1,015,523.29x = 1,514,205.89 × 987,622.64
  4. Step 4: Simplify right side
    1,015,523.29x = 1,495,464,018,585.35
  5. Step 5: Solve for x
    x = 1,495,464,018,585.35/1,015,523.29
  6. Step 6: Final answer
    x = 1,472,604.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.