Home / 1,120,360.60-1,679,679.52-580,037.68

Finding the Fourth Proportional to 1,120,360.60, 1,679,679.52 and 580,037.68

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Solution

The fourth proportional to 1,120,360.60, 1,679,679.52 and 580,037.68 is: 869,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,360.60 : 1,679,679.52 = 580,037.68 : x
  2. Step 2: Convert to fraction form
    1,120,360.60/1,679,679.52 = 580,037.68/x
  3. Step 3: Cross multiply
    1,120,360.60x = 1,679,679.52 × 580,037.68
  4. Step 4: Simplify right side
    1,120,360.60x = 974,277,411,924.31
  5. Step 5: Solve for x
    x = 974,277,411,924.31/1,120,360.60
  6. Step 6: Final answer
    x = 869,610.56

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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.