Home / 1,056,785.20-1,585,298.04-383,183.76

Finding the Fourth Proportional to 1,056,785.20, 1,585,298.04 and 383,183.76

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Solution

The fourth proportional to 1,056,785.20, 1,585,298.04 and 383,183.76 is: 574,819.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,785.20 : 1,585,298.04 = 383,183.76 : x
  2. Step 2: Convert to fraction form
    1,056,785.20/1,585,298.04 = 383,183.76/x
  3. Step 3: Cross multiply
    1,056,785.20x = 1,585,298.04 × 383,183.76
  4. Step 4: Simplify right side
    1,056,785.20x = 607,460,463,687.83
  5. Step 5: Solve for x
    x = 607,460,463,687.83/1,056,785.20
  6. Step 6: Final answer
    x = 574,819.24

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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.