Home / 3,915,812.20-5,869,052.70-1,641,332.20

Finding the Fourth Proportional to 3,915,812.20, 5,869,052.70 and 1,641,332.20

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Solution

The fourth proportional to 3,915,812.20, 5,869,052.70 and 1,641,332.20 is: 2,460,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,812.20 : 5,869,052.70 = 1,641,332.20 : x
  2. Step 2: Convert to fraction form
    3,915,812.20/5,869,052.70 = 1,641,332.20/x
  3. Step 3: Cross multiply
    3,915,812.20x = 5,869,052.70 × 1,641,332.20
  4. Step 4: Simplify right side
    3,915,812.20x = 9,633,065,180,006.94
  5. Step 5: Solve for x
    x = 9,633,065,180,006.94/3,915,812.20
  6. Step 6: Final answer
    x = 2,460,042.69

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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.