Home / 5,213,386.85-7,820,064.34-1,322,836.43

Finding the Fourth Proportional to 5,213,386.85, 7,820,064.34 and 1,322,836.43

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Solution

The fourth proportional to 5,213,386.85, 7,820,064.34 and 1,322,836.43 is: 1,984,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,386.85 : 7,820,064.34 = 1,322,836.43 : x
  2. Step 2: Convert to fraction form
    5,213,386.85/7,820,064.34 = 1,322,836.43/x
  3. Step 3: Cross multiply
    5,213,386.85x = 7,820,064.34 × 1,322,836.43
  4. Step 4: Simplify right side
    5,213,386.85x = 10,344,665,951,488.49
  5. Step 5: Solve for x
    x = 10,344,665,951,488.49/5,213,386.85
  6. Step 6: Final answer
    x = 1,984,250.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.