Home / 2,625,348.65-3,937,112.12-919,454.29

Finding the Fourth Proportional to 2,625,348.65, 3,937,112.12 and 919,454.29

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Solution

The fourth proportional to 2,625,348.65, 3,937,112.12 and 919,454.29 is: 1,378,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,348.65 : 3,937,112.12 = 919,454.29 : x
  2. Step 2: Convert to fraction form
    2,625,348.65/3,937,112.12 = 919,454.29/x
  3. Step 3: Cross multiply
    2,625,348.65x = 3,937,112.12 × 919,454.29
  4. Step 4: Simplify right side
    2,625,348.65x = 3,619,994,621,400.85
  5. Step 5: Solve for x
    x = 3,619,994,621,400.85/2,625,348.65
  6. Step 6: Final answer
    x = 1,378,862.43

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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.