Home / 2,428,278.75-3,351,078.14-1,340,547.57

Finding the Fourth Proportional to 2,428,278.75, 3,351,078.14 and 1,340,547.57

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Solution

The fourth proportional to 2,428,278.75, 3,351,078.14 and 1,340,547.57 is: 1,849,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,278.75 : 3,351,078.14 = 1,340,547.57 : x
  2. Step 2: Convert to fraction form
    2,428,278.75/3,351,078.14 = 1,340,547.57/x
  3. Step 3: Cross multiply
    2,428,278.75x = 3,351,078.14 × 1,340,547.57
  4. Step 4: Simplify right side
    2,428,278.75x = 4,492,279,650,754.38
  5. Step 5: Solve for x
    x = 4,492,279,650,754.38/2,428,278.75
  6. Step 6: Final answer
    x = 1,849,985.16

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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.