Home / 919,885.90-1,377,204.45-565,591.90

Finding the Fourth Proportional to 919,885.90, 1,377,204.45 and 565,591.90

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Solution

The fourth proportional to 919,885.90, 1,377,204.45 and 565,591.90 is: 846,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,885.90 : 1,377,204.45 = 565,591.90 : x
  2. Step 2: Convert to fraction form
    919,885.90/1,377,204.45 = 565,591.90/x
  3. Step 3: Cross multiply
    919,885.90x = 1,377,204.45 × 565,591.90
  4. Step 4: Simplify right side
    919,885.90x = 778,935,681,563.96
  5. Step 5: Solve for x
    x = 778,935,681,563.96/919,885.90
  6. Step 6: Final answer
    x = 846,774.24

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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.