Home / 1,089,337.18-1,503,263.75-605,891.92

Finding the Fourth Proportional to 1,089,337.18, 1,503,263.75 and 605,891.92

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Solution

The fourth proportional to 1,089,337.18, 1,503,263.75 and 605,891.92 is: 836,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,337.18 : 1,503,263.75 = 605,891.92 : x
  2. Step 2: Convert to fraction form
    1,089,337.18/1,503,263.75 = 605,891.92/x
  3. Step 3: Cross multiply
    1,089,337.18x = 1,503,263.75 × 605,891.92
  4. Step 4: Simplify right side
    1,089,337.18x = 910,815,359,753.90
  5. Step 5: Solve for x
    x = 910,815,359,753.90/1,089,337.18
  6. Step 6: Final answer
    x = 836,118.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.