Home / 1,353,222.50-1,867,447.06-749,610.50

Finding the Fourth Proportional to 1,353,222.50, 1,867,447.06 and 749,610.50

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Solution

The fourth proportional to 1,353,222.50, 1,867,447.06 and 749,610.50 is: 1,034,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,222.50 : 1,867,447.06 = 749,610.50 : x
  2. Step 2: Convert to fraction form
    1,353,222.50/1,867,447.06 = 749,610.50/x
  3. Step 3: Cross multiply
    1,353,222.50x = 1,867,447.06 × 749,610.50
  4. Step 4: Simplify right side
    1,353,222.50x = 1,399,857,924,370.13
  5. Step 5: Solve for x
    x = 1,399,857,924,370.13/1,353,222.50
  6. Step 6: Final answer
    x = 1,034,462.50

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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.