Home / 2,884,317.66-3,980,196.48-1,577,309.73

Finding the Fourth Proportional to 2,884,317.66, 3,980,196.48 and 1,577,309.73

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Solution

The fourth proportional to 2,884,317.66, 3,980,196.48 and 1,577,309.73 is: 2,176,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,317.66 : 3,980,196.48 = 1,577,309.73 : x
  2. Step 2: Convert to fraction form
    2,884,317.66/3,980,196.48 = 1,577,309.73/x
  3. Step 3: Cross multiply
    2,884,317.66x = 3,980,196.48 × 1,577,309.73
  4. Step 4: Simplify right side
    2,884,317.66x = 6,278,002,650,915.47
  5. Step 5: Solve for x
    x = 6,278,002,650,915.47/2,884,317.66
  6. Step 6: Final answer
    x = 2,176,598.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.