Home / 5,254,661.52-7,251,428.88-2,840,213.52

Finding the Fourth Proportional to 5,254,661.52, 7,251,428.88 and 2,840,213.52

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Solution

The fourth proportional to 5,254,661.52, 7,251,428.88 and 2,840,213.52 is: 3,919,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,661.52 : 7,251,428.88 = 2,840,213.52 : x
  2. Step 2: Convert to fraction form
    5,254,661.52/7,251,428.88 = 2,840,213.52/x
  3. Step 3: Cross multiply
    5,254,661.52x = 7,251,428.88 × 2,840,213.52
  4. Step 4: Simplify right side
    5,254,661.52x = 20,595,606,344,294.46
  5. Step 5: Solve for x
    x = 20,595,606,344,294.46/5,254,661.52
  6. Step 6: Final answer
    x = 3,919,492.49

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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.