Home / 1,888,948.62-2,606,818.81-1,073,290.57

Finding the Fourth Proportional to 1,888,948.62, 2,606,818.81 and 1,073,290.57

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Solution

The fourth proportional to 1,888,948.62, 2,606,818.81 and 1,073,290.57 is: 1,481,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,948.62 : 2,606,818.81 = 1,073,290.57 : x
  2. Step 2: Convert to fraction form
    1,888,948.62/2,606,818.81 = 1,073,290.57/x
  3. Step 3: Cross multiply
    1,888,948.62x = 2,606,818.81 × 1,073,290.57
  4. Step 4: Simplify right side
    1,888,948.62x = 2,797,874,041,105.17
  5. Step 5: Solve for x
    x = 2,797,874,041,105.17/1,888,948.62
  6. Step 6: Final answer
    x = 1,481,180.60

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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.