Home / 1,046,543.80-1,569,930.90-381,839.80

Finding the Fourth Proportional to 1,046,543.80, 1,569,930.90 and 381,839.80

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Solution

The fourth proportional to 1,046,543.80, 1,569,930.90 and 381,839.80 is: 572,801.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,543.80 : 1,569,930.90 = 381,839.80 : x
  2. Step 2: Convert to fraction form
    1,046,543.80/1,569,930.90 = 381,839.80/x
  3. Step 3: Cross multiply
    1,046,543.80x = 1,569,930.90 × 381,839.80
  4. Step 4: Simplify right side
    1,046,543.80x = 599,462,100,869.82
  5. Step 5: Solve for x
    x = 599,462,100,869.82/1,046,543.80
  6. Step 6: Final answer
    x = 572,801.73

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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.