Home / 3,918,827.56-5,878,612.86-1,522,857.28

Finding the Fourth Proportional to 3,918,827.56, 5,878,612.86 and 1,522,857.28

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Solution

The fourth proportional to 3,918,827.56, 5,878,612.86 and 1,522,857.28 is: 2,284,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,827.56 : 5,878,612.86 = 1,522,857.28 : x
  2. Step 2: Convert to fraction form
    3,918,827.56/5,878,612.86 = 1,522,857.28/x
  3. Step 3: Cross multiply
    3,918,827.56x = 5,878,612.86 × 1,522,857.28
  4. Step 4: Simplify right side
    3,918,827.56x = 8,952,288,390,152.62
  5. Step 5: Solve for x
    x = 8,952,288,390,152.62/3,918,827.56
  6. Step 6: Final answer
    x = 2,284,430.29

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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.