Home / 5,377,532.20-8,066,298.30-1,388,444.20

Finding the Fourth Proportional to 5,377,532.20, 8,066,298.30 and 1,388,444.20

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Solution

The fourth proportional to 5,377,532.20, 8,066,298.30 and 1,388,444.20 is: 2,082,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,532.20 : 8,066,298.30 = 1,388,444.20 : x
  2. Step 2: Convert to fraction form
    5,377,532.20/8,066,298.30 = 1,388,444.20/x
  3. Step 3: Cross multiply
    5,377,532.20x = 8,066,298.30 × 1,388,444.20
  4. Step 4: Simplify right side
    5,377,532.20x = 11,199,605,090,104.86
  5. Step 5: Solve for x
    x = 11,199,605,090,104.86/5,377,532.20
  6. Step 6: Final answer
    x = 2,082,666.30

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Similar ratio
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1.5x scale

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.