Home / 2,115,350.84-3,174,287.02-767,618.60

Finding the Fourth Proportional to 2,115,350.84, 3,174,287.02 and 767,618.60

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Solution

The fourth proportional to 2,115,350.84, 3,174,287.02 and 767,618.60 is: 1,151,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,350.84 : 3,174,287.02 = 767,618.60 : x
  2. Step 2: Convert to fraction form
    2,115,350.84/3,174,287.02 = 767,618.60/x
  3. Step 3: Cross multiply
    2,115,350.84x = 3,174,287.02 × 767,618.60
  4. Step 4: Simplify right side
    2,115,350.84x = 2,436,641,758,290.57
  5. Step 5: Solve for x
    x = 2,436,641,758,290.57/2,115,350.84
  6. Step 6: Final answer
    x = 1,151,885.40

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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.