Home / 1,566,281.40-2,349,422.10-769,119.90

Finding the Fourth Proportional to 1,566,281.40, 2,349,422.10 and 769,119.90

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Solution

The fourth proportional to 1,566,281.40, 2,349,422.10 and 769,119.90 is: 1,153,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,281.40 : 2,349,422.10 = 769,119.90 : x
  2. Step 2: Convert to fraction form
    1,566,281.40/2,349,422.10 = 769,119.90/x
  3. Step 3: Cross multiply
    1,566,281.40x = 2,349,422.10 × 769,119.90
  4. Step 4: Simplify right side
    1,566,281.40x = 1,806,987,290,609.79
  5. Step 5: Solve for x
    x = 1,806,987,290,609.79/1,566,281.40
  6. Step 6: Final answer
    x = 1,153,679.85

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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.