Home / 1,087,658.16-1,500,363.60-1,010,682.72

Finding the Fourth Proportional to 1,087,658.16, 1,500,363.60 and 1,010,682.72

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Solution

The fourth proportional to 1,087,658.16, 1,500,363.60 and 1,010,682.72 is: 1,394,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,658.16 : 1,500,363.60 = 1,010,682.72 : x
  2. Step 2: Convert to fraction form
    1,087,658.16/1,500,363.60 = 1,010,682.72/x
  3. Step 3: Cross multiply
    1,087,658.16x = 1,500,363.60 × 1,010,682.72
  4. Step 4: Simplify right side
    1,087,658.16x = 1,516,391,564,236.99
  5. Step 5: Solve for x
    x = 1,516,391,564,236.99/1,087,658.16
  6. Step 6: Final answer
    x = 1,394,180.29

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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.