Home / 787,652.40-1,181,770.20-758,492.40

Finding the Fourth Proportional to 787,652.40, 1,181,770.20 and 758,492.40

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Solution

The fourth proportional to 787,652.40, 1,181,770.20 and 758,492.40 is: 1,138,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,652.40 : 1,181,770.20 = 758,492.40 : x
  2. Step 2: Convert to fraction form
    787,652.40/1,181,770.20 = 758,492.40/x
  3. Step 3: Cross multiply
    787,652.40x = 1,181,770.20 × 758,492.40
  4. Step 4: Simplify right side
    787,652.40x = 896,363,715,246.48
  5. Step 5: Solve for x
    x = 896,363,715,246.48/787,652.40
  6. Step 6: Final answer
    x = 1,138,019.40

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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.