Home / 1,600,218.96-2,400,854.04-654,385.20

Finding the Fourth Proportional to 1,600,218.96, 2,400,854.04 and 654,385.20

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Solution

The fourth proportional to 1,600,218.96, 2,400,854.04 and 654,385.20 is: 981,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,218.96 : 2,400,854.04 = 654,385.20 : x
  2. Step 2: Convert to fraction form
    1,600,218.96/2,400,854.04 = 654,385.20/x
  3. Step 3: Cross multiply
    1,600,218.96x = 2,400,854.04 × 654,385.20
  4. Step 4: Simplify right side
    1,600,218.96x = 1,571,083,351,136.21
  5. Step 5: Solve for x
    x = 1,571,083,351,136.21/1,600,218.96
  6. Step 6: Final answer
    x = 981,792.74

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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.