Home / 1,233,113.90-1,845,019.82-727,949.70

Finding the Fourth Proportional to 1,233,113.90, 1,845,019.82 and 727,949.70

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Solution

The fourth proportional to 1,233,113.90, 1,845,019.82 and 727,949.70 is: 1,089,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,113.90 : 1,845,019.82 = 727,949.70 : x
  2. Step 2: Convert to fraction form
    1,233,113.90/1,845,019.82 = 727,949.70/x
  3. Step 3: Cross multiply
    1,233,113.90x = 1,845,019.82 × 727,949.70
  4. Step 4: Simplify right side
    1,233,113.90x = 1,343,081,626,282.93
  5. Step 5: Solve for x
    x = 1,343,081,626,282.93/1,233,113.90
  6. Step 6: Final answer
    x = 1,089,178.89

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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.