Home / 1,558,621.20-2,337,348.60-547,352.40

Finding the Fourth Proportional to 1,558,621.20, 2,337,348.60 and 547,352.40

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Solution

The fourth proportional to 1,558,621.20, 2,337,348.60 and 547,352.40 is: 820,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,621.20 : 2,337,348.60 = 547,352.40 : x
  2. Step 2: Convert to fraction form
    1,558,621.20/2,337,348.60 = 547,352.40/x
  3. Step 3: Cross multiply
    1,558,621.20x = 2,337,348.60 × 547,352.40
  4. Step 4: Simplify right side
    1,558,621.20x = 1,279,353,365,846.64
  5. Step 5: Solve for x
    x = 1,279,353,365,846.64/1,558,621.20
  6. Step 6: Final answer
    x = 820,823.79

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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.