Home / 1,569,147.50-2,353,721.25-387,195.50

Finding the Fourth Proportional to 1,569,147.50, 2,353,721.25 and 387,195.50

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Solution

The fourth proportional to 1,569,147.50, 2,353,721.25 and 387,195.50 is: 580,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,147.50 : 2,353,721.25 = 387,195.50 : x
  2. Step 2: Convert to fraction form
    1,569,147.50/2,353,721.25 = 387,195.50/x
  3. Step 3: Cross multiply
    1,569,147.50x = 2,353,721.25 × 387,195.50
  4. Step 4: Simplify right side
    1,569,147.50x = 911,350,276,254.38
  5. Step 5: Solve for x
    x = 911,350,276,254.38/1,569,147.50
  6. Step 6: Final answer
    x = 580,793.25

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Double scale
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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.