Home / 1,591,148.10-2,384,648.55-738,120.90

Finding the Fourth Proportional to 1,591,148.10, 2,384,648.55 and 738,120.90

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Solution

The fourth proportional to 1,591,148.10, 2,384,648.55 and 738,120.90 is: 1,106,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,148.10 : 2,384,648.55 = 738,120.90 : x
  2. Step 2: Convert to fraction form
    1,591,148.10/2,384,648.55 = 738,120.90/x
  3. Step 3: Cross multiply
    1,591,148.10x = 2,384,648.55 × 738,120.90
  4. Step 4: Simplify right side
    1,591,148.10x = 1,760,158,933,909.69
  5. Step 5: Solve for x
    x = 1,760,158,933,909.69/1,591,148.10
  6. Step 6: Final answer
    x = 1,106,219.42

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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.