Home / 3,680,005.80-5,520,008.70-1,155,916.20

Finding the Fourth Proportional to 3,680,005.80, 5,520,008.70 and 1,155,916.20

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Solution

The fourth proportional to 3,680,005.80, 5,520,008.70 and 1,155,916.20 is: 1,733,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,005.80 : 5,520,008.70 = 1,155,916.20 : x
  2. Step 2: Convert to fraction form
    3,680,005.80/5,520,008.70 = 1,155,916.20/x
  3. Step 3: Cross multiply
    3,680,005.80x = 5,520,008.70 × 1,155,916.20
  4. Step 4: Simplify right side
    3,680,005.80x = 6,380,667,480,470.94
  5. Step 5: Solve for x
    x = 6,380,667,480,470.94/3,680,005.80
  6. Step 6: Final answer
    x = 1,733,874.30

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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.