Home / 5,754,456.40-8,620,312.20-2,916,605.20

Finding the Fourth Proportional to 5,754,456.40, 8,620,312.20 and 2,916,605.20

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Solution

The fourth proportional to 5,754,456.40, 8,620,312.20 and 2,916,605.20 is: 4,369,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754,456.40 : 8,620,312.20 = 2,916,605.20 : x
  2. Step 2: Convert to fraction form
    5,754,456.40/8,620,312.20 = 2,916,605.20/x
  3. Step 3: Cross multiply
    5,754,456.40x = 8,620,312.20 × 2,916,605.20
  4. Step 4: Simplify right side
    5,754,456.40x = 25,142,047,388,143.44
  5. Step 5: Solve for x
    x = 25,142,047,388,143.44/5,754,456.40
  6. Step 6: Final answer
    x = 4,369,143.78

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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.