Home / 748,701.20-1,121,302.20-733,667.60

Finding the Fourth Proportional to 748,701.20, 1,121,302.20 and 733,667.60

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Solution

The fourth proportional to 748,701.20, 1,121,302.20 and 733,667.60 is: 1,098,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,701.20 : 1,121,302.20 = 733,667.60 : x
  2. Step 2: Convert to fraction form
    748,701.20/1,121,302.20 = 733,667.60/x
  3. Step 3: Cross multiply
    748,701.20x = 1,121,302.20 × 733,667.60
  4. Step 4: Simplify right side
    748,701.20x = 822,663,093,948.72
  5. Step 5: Solve for x
    x = 822,663,093,948.72/748,701.20
  6. Step 6: Final answer
    x = 1,098,786.93

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1.5x scale

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.