Home / 2,817,178.13-4,225,839.95-767,855.48

Finding the Fourth Proportional to 2,817,178.13, 4,225,839.95 and 767,855.48

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Solution

The fourth proportional to 2,817,178.13, 4,225,839.95 and 767,855.48 is: 1,151,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,178.13 : 4,225,839.95 = 767,855.48 : x
  2. Step 2: Convert to fraction form
    2,817,178.13/4,225,839.95 = 767,855.48/x
  3. Step 3: Cross multiply
    2,817,178.13x = 4,225,839.95 × 767,855.48
  4. Step 4: Simplify right side
    2,817,178.13x = 3,244,834,344,000.87
  5. Step 5: Solve for x
    x = 3,244,834,344,000.87/2,817,178.13
  6. Step 6: Final answer
    x = 1,151,803.04

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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.