Home / 1,149,411.60-1,724,260.53-391,194.80

Finding the Fourth Proportional to 1,149,411.60, 1,724,260.53 and 391,194.80

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Solution

The fourth proportional to 1,149,411.60, 1,724,260.53 and 391,194.80 is: 586,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,411.60 : 1,724,260.53 = 391,194.80 : x
  2. Step 2: Convert to fraction form
    1,149,411.60/1,724,260.53 = 391,194.80/x
  3. Step 3: Cross multiply
    1,149,411.60x = 1,724,260.53 × 391,194.80
  4. Step 4: Simplify right side
    1,149,411.60x = 674,521,752,492.90
  5. Step 5: Solve for x
    x = 674,521,752,492.90/1,149,411.60
  6. Step 6: Final answer
    x = 586,840.91

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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.