Home / 2,996,498.52-4,135,167.96-1,638,371.52

Finding the Fourth Proportional to 2,996,498.52, 4,135,167.96 and 1,638,371.52

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Solution

The fourth proportional to 2,996,498.52, 4,135,167.96 and 1,638,371.52 is: 2,260,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,498.52 : 4,135,167.96 = 1,638,371.52 : x
  2. Step 2: Convert to fraction form
    2,996,498.52/4,135,167.96 = 1,638,371.52/x
  3. Step 3: Cross multiply
    2,996,498.52x = 4,135,167.96 × 1,638,371.52
  4. Step 4: Simplify right side
    2,996,498.52x = 6,774,941,416,080.50
  5. Step 5: Solve for x
    x = 6,774,941,416,080.50/2,996,498.52
  6. Step 6: Final answer
    x = 2,260,952.70

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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.