Home / 2,618,334.42-3,927,462.12-1,178,000.70

Finding the Fourth Proportional to 2,618,334.42, 3,927,462.12 and 1,178,000.70

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Solution

The fourth proportional to 2,618,334.42, 3,927,462.12 and 1,178,000.70 is: 1,766,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,334.42 : 3,927,462.12 = 1,178,000.70 : x
  2. Step 2: Convert to fraction form
    2,618,334.42/3,927,462.12 = 1,178,000.70/x
  3. Step 3: Cross multiply
    2,618,334.42x = 3,927,462.12 × 1,178,000.70
  4. Step 4: Simplify right side
    2,618,334.42x = 4,626,553,126,583.48
  5. Step 5: Solve for x
    x = 4,626,553,126,583.48/2,618,334.42
  6. Step 6: Final answer
    x = 1,766,983.27

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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.