Home / 1,405,572.96-2,108,753.12-564,715.20

Finding the Fourth Proportional to 1,405,572.96, 2,108,753.12 and 564,715.20

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Solution

The fourth proportional to 1,405,572.96, 2,108,753.12 and 564,715.20 is: 847,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,572.96 : 2,108,753.12 = 564,715.20 : x
  2. Step 2: Convert to fraction form
    1,405,572.96/2,108,753.12 = 564,715.20/x
  3. Step 3: Cross multiply
    1,405,572.96x = 2,108,753.12 × 564,715.20
  4. Step 4: Simplify right side
    1,405,572.96x = 1,190,844,939,911.42
  5. Step 5: Solve for x
    x = 1,190,844,939,911.42/1,405,572.96
  6. Step 6: Final answer
    x = 847,230.97

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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.