Home / 2,116,767.23-2,921,028.28-1,149,894.53

Finding the Fourth Proportional to 2,116,767.23, 2,921,028.28 and 1,149,894.53

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Solution

The fourth proportional to 2,116,767.23, 2,921,028.28 and 1,149,894.53 is: 1,586,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,767.23 : 2,921,028.28 = 1,149,894.53 : x
  2. Step 2: Convert to fraction form
    2,116,767.23/2,921,028.28 = 1,149,894.53/x
  3. Step 3: Cross multiply
    2,116,767.23x = 2,921,028.28 × 1,149,894.53
  4. Step 4: Simplify right side
    2,116,767.23x = 3,358,874,434,621.29
  5. Step 5: Solve for x
    x = 3,358,874,434,621.29/2,116,767.23
  6. Step 6: Final answer
    x = 1,586,794.42

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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.