Home / 3,169,983.38-4,374,577.02-1,811,885.54

Finding the Fourth Proportional to 3,169,983.38, 4,374,577.02 and 1,811,885.54

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Solution

The fourth proportional to 3,169,983.38, 4,374,577.02 and 1,811,885.54 is: 2,500,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,983.38 : 4,374,577.02 = 1,811,885.54 : x
  2. Step 2: Convert to fraction form
    3,169,983.38/4,374,577.02 = 1,811,885.54/x
  3. Step 3: Cross multiply
    3,169,983.38x = 4,374,577.02 × 1,811,885.54
  4. Step 4: Simplify right side
    3,169,983.38x = 7,926,232,846,154.29
  5. Step 5: Solve for x
    x = 7,926,232,846,154.29/3,169,983.38
  6. Step 6: Final answer
    x = 2,500,402.02

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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.