Home / 1,370,774.52-1,891,668.60-767,162.52

Finding the Fourth Proportional to 1,370,774.52, 1,891,668.60 and 767,162.52

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Solution

The fourth proportional to 1,370,774.52, 1,891,668.60 and 767,162.52 is: 1,058,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,774.52 : 1,891,668.60 = 767,162.52 : x
  2. Step 2: Convert to fraction form
    1,370,774.52/1,891,668.60 = 767,162.52/x
  3. Step 3: Cross multiply
    1,370,774.52x = 1,891,668.60 × 767,162.52
  4. Step 4: Simplify right side
    1,370,774.52x = 1,451,217,250,180.87
  5. Step 5: Solve for x
    x = 1,451,217,250,180.87/1,370,774.52
  6. Step 6: Final answer
    x = 1,058,684.14

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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.