Home / 3,643,402.49-5,026,079.40-2,172,273.50

Finding the Fourth Proportional to 3,643,402.49, 5,026,079.40 and 2,172,273.50

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Solution

The fourth proportional to 3,643,402.49, 5,026,079.40 and 2,172,273.50 is: 2,996,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,402.49 : 5,026,079.40 = 2,172,273.50 : x
  2. Step 2: Convert to fraction form
    3,643,402.49/5,026,079.40 = 2,172,273.50/x
  3. Step 3: Cross multiply
    3,643,402.49x = 5,026,079.40 × 2,172,273.50
  4. Step 4: Simplify right side
    3,643,402.49x = 10,918,019,088,963.39
  5. Step 5: Solve for x
    x = 10,918,019,088,963.39/3,643,402.49
  6. Step 6: Final answer
    x = 2,996,654.67

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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.