Home / 1,764,002.60-2,647,386.30-817,490.60

Finding the Fourth Proportional to 1,764,002.60, 2,647,386.30 and 817,490.60

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Solution

The fourth proportional to 1,764,002.60, 2,647,386.30 and 817,490.60 is: 1,226,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,002.60 : 2,647,386.30 = 817,490.60 : x
  2. Step 2: Convert to fraction form
    1,764,002.60/2,647,386.30 = 817,490.60/x
  3. Step 3: Cross multiply
    1,764,002.60x = 2,647,386.30 × 817,490.60
  4. Step 4: Simplify right side
    1,764,002.60x = 2,164,213,414,818.78
  5. Step 5: Solve for x
    x = 2,164,213,414,818.78/1,764,002.60
  6. Step 6: Final answer
    x = 1,226,876.54

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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.