Home / 5,144,605.14-7,716,910.72-1,306,715.42

Finding the Fourth Proportional to 5,144,605.14, 7,716,910.72 and 1,306,715.42

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Solution

The fourth proportional to 5,144,605.14, 7,716,910.72 and 1,306,715.42 is: 1,960,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144,605.14 : 7,716,910.72 = 1,306,715.42 : x
  2. Step 2: Convert to fraction form
    5,144,605.14/7,716,910.72 = 1,306,715.42/x
  3. Step 3: Cross multiply
    5,144,605.14x = 7,716,910.72 × 1,306,715.42
  4. Step 4: Simplify right side
    5,144,605.14x = 10,083,806,232,587.30
  5. Step 5: Solve for x
    x = 10,083,806,232,587.30/5,144,605.14
  6. Step 6: Final answer
    x = 1,960,073.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.