Home / 1,758,439.72-2,633,557.74-1,283,948.20

Finding the Fourth Proportional to 1,758,439.72, 2,633,557.74 and 1,283,948.20

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Solution

The fourth proportional to 1,758,439.72, 2,633,557.74 and 1,283,948.20 is: 1,922,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,439.72 : 2,633,557.74 = 1,283,948.20 : x
  2. Step 2: Convert to fraction form
    1,758,439.72/2,633,557.74 = 1,283,948.20/x
  3. Step 3: Cross multiply
    1,758,439.72x = 2,633,557.74 × 1,283,948.20
  4. Step 4: Simplify right side
    1,758,439.72x = 3,381,351,719,869.07
  5. Step 5: Solve for x
    x = 3,381,351,719,869.07/1,758,439.72
  6. Step 6: Final answer
    x = 1,922,927.29

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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.