Home / 1,370,859.83-1,891,845.68-759,012.60

Finding the Fourth Proportional to 1,370,859.83, 1,891,845.68 and 759,012.60

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Solution

The fourth proportional to 1,370,859.83, 1,891,845.68 and 759,012.60 is: 1,047,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,859.83 : 1,891,845.68 = 759,012.60 : x
  2. Step 2: Convert to fraction form
    1,370,859.83/1,891,845.68 = 759,012.60/x
  3. Step 3: Cross multiply
    1,370,859.83x = 1,891,845.68 × 759,012.60
  4. Step 4: Simplify right side
    1,370,859.83x = 1,435,934,708,375.57
  5. Step 5: Solve for x
    x = 1,435,934,708,375.57/1,370,859.83
  6. Step 6: Final answer
    x = 1,047,470.12

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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.