Home / 5,209,463.37-7,811,165.59-1,971,251.04

Finding the Fourth Proportional to 5,209,463.37, 7,811,165.59 and 1,971,251.04

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Solution

The fourth proportional to 5,209,463.37, 7,811,165.59 and 1,971,251.04 is: 2,955,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,463.37 : 7,811,165.59 = 1,971,251.04 : x
  2. Step 2: Convert to fraction form
    5,209,463.37/7,811,165.59 = 1,971,251.04/x
  3. Step 3: Cross multiply
    5,209,463.37x = 7,811,165.59 × 1,971,251.04
  4. Step 4: Simplify right side
    5,209,463.37x = 15,397,768,287,971.59
  5. Step 5: Solve for x
    x = 15,397,768,287,971.59/5,209,463.37
  6. Step 6: Final answer
    x = 2,955,730.22

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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.