Home / 2,422,999.12-3,634,367.10-739,971.40

Finding the Fourth Proportional to 2,422,999.12, 3,634,367.10 and 739,971.40

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Solution

The fourth proportional to 2,422,999.12, 3,634,367.10 and 739,971.40 is: 1,109,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,999.12 : 3,634,367.10 = 739,971.40 : x
  2. Step 2: Convert to fraction form
    2,422,999.12/3,634,367.10 = 739,971.40/x
  3. Step 3: Cross multiply
    2,422,999.12x = 3,634,367.10 × 739,971.40
  4. Step 4: Simplify right side
    2,422,999.12x = 2,689,327,711,100.94
  5. Step 5: Solve for x
    x = 2,689,327,711,100.94/2,422,999.12
  6. Step 6: Final answer
    x = 1,109,916.92

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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.