Home / 2,918,153.52-4,379,899.95-1,479,829.55

Finding the Fourth Proportional to 2,918,153.52, 4,379,899.95 and 1,479,829.55

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Solution

The fourth proportional to 2,918,153.52, 4,379,899.95 and 1,479,829.55 is: 2,221,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,153.52 : 4,379,899.95 = 1,479,829.55 : x
  2. Step 2: Convert to fraction form
    2,918,153.52/4,379,899.95 = 1,479,829.55/x
  3. Step 3: Cross multiply
    2,918,153.52x = 4,379,899.95 × 1,479,829.55
  4. Step 4: Simplify right side
    2,918,153.52x = 6,481,505,350,154.02
  5. Step 5: Solve for x
    x = 6,481,505,350,154.02/2,918,153.52
  6. Step 6: Final answer
    x = 2,221,098.14

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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.