Home / 1,169,212.80-1,750,708.80-746,198.40

Finding the Fourth Proportional to 1,169,212.80, 1,750,708.80 and 746,198.40

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Solution

The fourth proportional to 1,169,212.80, 1,750,708.80 and 746,198.40 is: 1,117,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,212.80 : 1,750,708.80 = 746,198.40 : x
  2. Step 2: Convert to fraction form
    1,169,212.80/1,750,708.80 = 746,198.40/x
  3. Step 3: Cross multiply
    1,169,212.80x = 1,750,708.80 × 746,198.40
  4. Step 4: Simplify right side
    1,169,212.80x = 1,306,376,105,425.92
  5. Step 5: Solve for x
    x = 1,306,376,105,425.92/1,169,212.80
  6. Step 6: Final answer
    x = 1,117,312.52

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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.