Home / 1,170,043.65-1,755,065.48-744,890.85

Finding the Fourth Proportional to 1,170,043.65, 1,755,065.48 and 744,890.85

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Solution

The fourth proportional to 1,170,043.65, 1,755,065.48 and 744,890.85 is: 1,117,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,043.65 : 1,755,065.48 = 744,890.85 : x
  2. Step 2: Convert to fraction form
    1,170,043.65/1,755,065.48 = 744,890.85/x
  3. Step 3: Cross multiply
    1,170,043.65x = 1,755,065.48 × 744,890.85
  4. Step 4: Simplify right side
    1,170,043.65x = 1,307,332,213,478.40
  5. Step 5: Solve for x
    x = 1,307,332,213,478.40/1,170,043.65
  6. Step 6: Final answer
    x = 1,117,336.28

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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.