Home / 3,331,892.55-4,997,838.78-807,547.80

Finding the Fourth Proportional to 3,331,892.55, 4,997,838.78 and 807,547.80

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Solution

The fourth proportional to 3,331,892.55, 4,997,838.78 and 807,547.80 is: 1,211,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,892.55 : 4,997,838.78 = 807,547.80 : x
  2. Step 2: Convert to fraction form
    3,331,892.55/4,997,838.78 = 807,547.80/x
  3. Step 3: Cross multiply
    3,331,892.55x = 4,997,838.78 × 807,547.80
  4. Step 4: Simplify right side
    3,331,892.55x = 4,035,993,711,543.68
  5. Step 5: Solve for x
    x = 4,035,993,711,543.68/3,331,892.55
  6. Step 6: Final answer
    x = 1,211,321.69

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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.