Home / 1,679,204.80-2,518,807.20-880,177.60

Finding the Fourth Proportional to 1,679,204.80, 2,518,807.20 and 880,177.60

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Solution

The fourth proportional to 1,679,204.80, 2,518,807.20 and 880,177.60 is: 1,320,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,204.80 : 2,518,807.20 = 880,177.60 : x
  2. Step 2: Convert to fraction form
    1,679,204.80/2,518,807.20 = 880,177.60/x
  3. Step 3: Cross multiply
    1,679,204.80x = 2,518,807.20 × 880,177.60
  4. Step 4: Simplify right side
    1,679,204.80x = 2,216,997,676,158.72
  5. Step 5: Solve for x
    x = 2,216,997,676,158.72/1,679,204.80
  6. Step 6: Final answer
    x = 1,320,266.40

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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.