Home / 2,489,984.70-3,436,133.67-1,402,251.90

Finding the Fourth Proportional to 2,489,984.70, 3,436,133.67 and 1,402,251.90

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Solution

The fourth proportional to 2,489,984.70, 3,436,133.67 and 1,402,251.90 is: 1,935,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,984.70 : 3,436,133.67 = 1,402,251.90 : x
  2. Step 2: Convert to fraction form
    2,489,984.70/3,436,133.67 = 1,402,251.90/x
  3. Step 3: Cross multiply
    2,489,984.70x = 3,436,133.67 × 1,402,251.90
  4. Step 4: Simplify right side
    2,489,984.70x = 4,818,324,967,411.47
  5. Step 5: Solve for x
    x = 4,818,324,967,411.47/2,489,984.70
  6. Step 6: Final answer
    x = 1,935,082.16

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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.