Home / 2,156,136.16-3,234,190.80-558,695.20

Finding the Fourth Proportional to 2,156,136.16, 3,234,190.80 and 558,695.20

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Solution

The fourth proportional to 2,156,136.16, 3,234,190.80 and 558,695.20 is: 838,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,136.16 : 3,234,190.80 = 558,695.20 : x
  2. Step 2: Convert to fraction form
    2,156,136.16/3,234,190.80 = 558,695.20/x
  3. Step 3: Cross multiply
    2,156,136.16x = 3,234,190.80 × 558,695.20
  4. Step 4: Simplify right side
    2,156,136.16x = 1,806,926,875,844.16
  5. Step 5: Solve for x
    x = 1,806,926,875,844.16/2,156,136.16
  6. Step 6: Final answer
    x = 838,039.32

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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.