Home / 1,625,395.94-2,244,554.15-1,216,788.40

Finding the Fourth Proportional to 1,625,395.94, 2,244,554.15 and 1,216,788.40

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Solution

The fourth proportional to 1,625,395.94, 2,244,554.15 and 1,216,788.40 is: 1,680,296.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,395.94 : 2,244,554.15 = 1,216,788.40 : x
  2. Step 2: Convert to fraction form
    1,625,395.94/2,244,554.15 = 1,216,788.40/x
  3. Step 3: Cross multiply
    1,625,395.94x = 2,244,554.15 × 1,216,788.40
  4. Step 4: Simplify right side
    1,625,395.94x = 2,731,147,452,891.86
  5. Step 5: Solve for x
    x = 2,731,147,452,891.86/1,625,395.94
  6. Step 6: Final answer
    x = 1,680,296.71

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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.