Home / 4,180,419.28-6,269,490.52-1,147,065.92

Finding the Fourth Proportional to 4,180,419.28, 6,269,490.52 and 1,147,065.92

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Solution

The fourth proportional to 4,180,419.28, 6,269,490.52 and 1,147,065.92 is: 1,720,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180,419.28 : 6,269,490.52 = 1,147,065.92 : x
  2. Step 2: Convert to fraction form
    4,180,419.28/6,269,490.52 = 1,147,065.92/x
  3. Step 3: Cross multiply
    4,180,419.28x = 6,269,490.52 × 1,147,065.92
  4. Step 4: Simplify right side
    4,180,419.28x = 7,191,518,911,255.08
  5. Step 5: Solve for x
    x = 7,191,518,911,255.08/4,180,419.28
  6. Step 6: Final answer
    x = 1,720,286.51

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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.