Home / 1,486,128.20-2,228,489.58-575,737.16

Finding the Fourth Proportional to 1,486,128.20, 2,228,489.58 and 575,737.16

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Solution

The fourth proportional to 1,486,128.20, 2,228,489.58 and 575,737.16 is: 863,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,128.20 : 2,228,489.58 = 575,737.16 : x
  2. Step 2: Convert to fraction form
    1,486,128.20/2,228,489.58 = 575,737.16/x
  3. Step 3: Cross multiply
    1,486,128.20x = 2,228,489.58 × 575,737.16
  4. Step 4: Simplify right side
    1,486,128.20x = 1,283,024,261,878.79
  5. Step 5: Solve for x
    x = 1,283,024,261,878.79/1,486,128.20
  6. Step 6: Final answer
    x = 863,333.50

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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.