Home / 2,316,934.20-3,478,511.70-1,479,199.80

Finding the Fourth Proportional to 2,316,934.20, 3,478,511.70 and 1,479,199.80

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Solution

The fourth proportional to 2,316,934.20, 3,478,511.70 and 1,479,199.80 is: 2,220,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,934.20 : 3,478,511.70 = 1,479,199.80 : x
  2. Step 2: Convert to fraction form
    2,316,934.20/3,478,511.70 = 1,479,199.80/x
  3. Step 3: Cross multiply
    2,316,934.20x = 3,478,511.70 × 1,479,199.80
  4. Step 4: Simplify right side
    2,316,934.20x = 5,145,413,810,937.66
  5. Step 5: Solve for x
    x = 5,145,413,810,937.66/2,316,934.20
  6. Step 6: Final answer
    x = 2,220,785.47

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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.