Home / 5,598,402.80-8,398,936.89-1,811,885.72

Finding the Fourth Proportional to 5,598,402.80, 8,398,936.89 and 1,811,885.72

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Solution

The fourth proportional to 5,598,402.80, 8,398,936.89 and 1,811,885.72 is: 2,718,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598,402.80 : 8,398,936.89 = 1,811,885.72 : x
  2. Step 2: Convert to fraction form
    5,598,402.80/8,398,936.89 = 1,811,885.72/x
  3. Step 3: Cross multiply
    5,598,402.80x = 8,398,936.89 × 1,811,885.72
  4. Step 4: Simplify right side
    5,598,402.80x = 15,217,913,814,172.21
  5. Step 5: Solve for x
    x = 15,217,913,814,172.21/5,598,402.80
  6. Step 6: Final answer
    x = 2,718,259.90

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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.