Home / 1,609,621.20-2,410,932.60-977,432.40

Finding the Fourth Proportional to 1,609,621.20, 2,410,932.60 and 977,432.40

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Solution

The fourth proportional to 1,609,621.20, 2,410,932.60 and 977,432.40 is: 1,464,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,621.20 : 2,410,932.60 = 977,432.40 : x
  2. Step 2: Convert to fraction form
    1,609,621.20/2,410,932.60 = 977,432.40/x
  3. Step 3: Cross multiply
    1,609,621.20x = 2,410,932.60 × 977,432.40
  4. Step 4: Simplify right side
    1,609,621.20x = 2,356,523,637,456.24
  5. Step 5: Solve for x
    x = 2,356,523,637,456.24/1,609,621.20
  6. Step 6: Final answer
    x = 1,464,023.73

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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.