Home / 2,288,196-3,146,513.04-1,985,865.12

Finding the Fourth Proportional to 2,288,196, 3,146,513.04 and 1,985,865.12

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Solution

The fourth proportional to 2,288,196, 3,146,513.04 and 1,985,865.12 is: 2,730,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,196 : 3,146,513.04 = 1,985,865.12 : x
  2. Step 2: Convert to fraction form
    2,288,196/3,146,513.04 = 1,985,865.12/x
  3. Step 3: Cross multiply
    2,288,196x = 3,146,513.04 × 1,985,865.12
  4. Step 4: Simplify right side
    2,288,196x = 6,248,550,495,761.17
  5. Step 5: Solve for x
    x = 6,248,550,495,761.17/2,288,196
  6. Step 6: Final answer
    x = 2,730,775.90

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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.