Home / 1,370,859.20-1,891,844.79-759,011.93

Finding the Fourth Proportional to 1,370,859.20, 1,891,844.79 and 759,011.93

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Solution

The fourth proportional to 1,370,859.20, 1,891,844.79 and 759,011.93 is: 1,047,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,859.20 : 1,891,844.79 = 759,011.93 : x
  2. Step 2: Convert to fraction form
    1,370,859.20/1,891,844.79 = 759,011.93/x
  3. Step 3: Cross multiply
    1,370,859.20x = 1,891,844.79 × 759,011.93
  4. Step 4: Simplify right side
    1,370,859.20x = 1,435,932,755,859.12
  5. Step 5: Solve for x
    x = 1,435,932,755,859.12/1,370,859.20
  6. Step 6: Final answer
    x = 1,047,469.18

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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.