Home / 3,680,320.16-5,520,700.76-1,155,975.40

Finding the Fourth Proportional to 3,680,320.16, 5,520,700.76 and 1,155,975.40

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Solution

The fourth proportional to 3,680,320.16, 5,520,700.76 and 1,155,975.40 is: 1,734,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,320.16 : 5,520,700.76 = 1,155,975.40 : x
  2. Step 2: Convert to fraction form
    3,680,320.16/5,520,700.76 = 1,155,975.40/x
  3. Step 3: Cross multiply
    3,680,320.16x = 5,520,700.76 × 1,155,975.40
  4. Step 4: Simplify right side
    3,680,320.16x = 6,381,794,269,321.30
  5. Step 5: Solve for x
    x = 6,381,794,269,321.30/3,680,320.16
  6. Step 6: Final answer
    x = 1,734,032.36

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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.