Home / 3,331,820.95-4,997,731.49-807,476.20

Finding the Fourth Proportional to 3,331,820.95, 4,997,731.49 and 807,476.20

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Solution

The fourth proportional to 3,331,820.95, 4,997,731.49 and 807,476.20 is: 1,211,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,820.95 : 4,997,731.49 = 807,476.20 : x
  2. Step 2: Convert to fraction form
    3,331,820.95/4,997,731.49 = 807,476.20/x
  3. Step 3: Cross multiply
    3,331,820.95x = 4,997,731.49 × 807,476.20
  4. Step 4: Simplify right side
    3,331,820.95x = 4,035,549,253,802.21
  5. Step 5: Solve for x
    x = 4,035,549,253,802.21/3,331,820.95
  6. Step 6: Final answer
    x = 1,211,214.32

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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.