Home / 1,008,077.85-1,510,367.18-652,909.05

Finding the Fourth Proportional to 1,008,077.85, 1,510,367.18 and 652,909.05

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Solution

The fourth proportional to 1,008,077.85, 1,510,367.18 and 652,909.05 is: 978,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,077.85 : 1,510,367.18 = 652,909.05 : x
  2. Step 2: Convert to fraction form
    1,008,077.85/1,510,367.18 = 652,909.05/x
  3. Step 3: Cross multiply
    1,008,077.85x = 1,510,367.18 × 652,909.05
  4. Step 4: Simplify right side
    1,008,077.85x = 986,132,397,380.43
  5. Step 5: Solve for x
    x = 986,132,397,380.43/1,008,077.85
  6. Step 6: Final answer
    x = 978,230.40

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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.