Home / 1,086,876.60-1,619,052.14-1,068,991.80

Finding the Fourth Proportional to 1,086,876.60, 1,619,052.14 and 1,068,991.80

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Solution

The fourth proportional to 1,086,876.60, 1,619,052.14 and 1,068,991.80 is: 1,592,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,876.60 : 1,619,052.14 = 1,068,991.80 : x
  2. Step 2: Convert to fraction form
    1,086,876.60/1,619,052.14 = 1,068,991.80/x
  3. Step 3: Cross multiply
    1,086,876.60x = 1,619,052.14 × 1,068,991.80
  4. Step 4: Simplify right side
    1,086,876.60x = 1,730,753,461,432.45
  5. Step 5: Solve for x
    x = 1,730,753,461,432.45/1,086,876.60
  6. Step 6: Final answer
    x = 1,592,410.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.