Home / 4,005,281.38-6,008,291.42-1,309,620.42

Finding the Fourth Proportional to 4,005,281.38, 6,008,291.42 and 1,309,620.42

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Solution

The fourth proportional to 4,005,281.38, 6,008,291.42 and 1,309,620.42 is: 1,964,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,281.38 : 6,008,291.42 = 1,309,620.42 : x
  2. Step 2: Convert to fraction form
    4,005,281.38/6,008,291.42 = 1,309,620.42/x
  3. Step 3: Cross multiply
    4,005,281.38x = 6,008,291.42 × 1,309,620.42
  4. Step 4: Simplify right side
    4,005,281.38x = 7,868,581,132,942.80
  5. Step 5: Solve for x
    x = 7,868,581,132,942.80/4,005,281.38
  6. Step 6: Final answer
    x = 1,964,551.40

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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.