Home / 1,092,153.20-1,637,792.40-381,815.60

Finding the Fourth Proportional to 1,092,153.20, 1,637,792.40 and 381,815.60

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Solution

The fourth proportional to 1,092,153.20, 1,637,792.40 and 381,815.60 is: 572,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,153.20 : 1,637,792.40 = 381,815.60 : x
  2. Step 2: Convert to fraction form
    1,092,153.20/1,637,792.40 = 381,815.60/x
  3. Step 3: Cross multiply
    1,092,153.20x = 1,637,792.40 × 381,815.60
  4. Step 4: Simplify right side
    1,092,153.20x = 625,334,687,881.44
  5. Step 5: Solve for x
    x = 625,334,687,881.44/1,092,153.20
  6. Step 6: Final answer
    x = 572,570.49

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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.