Home / 3,930,116.91-5,895,120.01-1,234,603.87

Finding the Fourth Proportional to 3,930,116.91, 5,895,120.01 and 1,234,603.87

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Solution

The fourth proportional to 3,930,116.91, 5,895,120.01 and 1,234,603.87 is: 1,851,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,116.91 : 5,895,120.01 = 1,234,603.87 : x
  2. Step 2: Convert to fraction form
    3,930,116.91/5,895,120.01 = 1,234,603.87/x
  3. Step 3: Cross multiply
    3,930,116.91x = 5,895,120.01 × 1,234,603.87
  4. Step 4: Simplify right side
    3,930,116.91x = 7,278,137,996,111.06
  5. Step 5: Solve for x
    x = 7,278,137,996,111.06/3,930,116.91
  6. Step 6: Final answer
    x = 1,851,888.42

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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.