Home / 1,026,452.80-1,539,679.20-457,832.80

Finding the Fourth Proportional to 1,026,452.80, 1,539,679.20 and 457,832.80

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Solution

The fourth proportional to 1,026,452.80, 1,539,679.20 and 457,832.80 is: 686,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,452.80 : 1,539,679.20 = 457,832.80 : x
  2. Step 2: Convert to fraction form
    1,026,452.80/1,539,679.20 = 457,832.80/x
  3. Step 3: Cross multiply
    1,026,452.80x = 1,539,679.20 × 457,832.80
  4. Step 4: Simplify right side
    1,026,452.80x = 704,915,639,237.76
  5. Step 5: Solve for x
    x = 704,915,639,237.76/1,026,452.80
  6. Step 6: Final answer
    x = 686,749.20

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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.