Home / 1,375,956.15-1,899,718.79-893,895.18

Finding the Fourth Proportional to 1,375,956.15, 1,899,718.79 and 893,895.18

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Solution

The fourth proportional to 1,375,956.15, 1,899,718.79 and 893,895.18 is: 1,234,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,956.15 : 1,899,718.79 = 893,895.18 : x
  2. Step 2: Convert to fraction form
    1,375,956.15/1,899,718.79 = 893,895.18/x
  3. Step 3: Cross multiply
    1,375,956.15x = 1,899,718.79 × 893,895.18
  4. Step 4: Simplify right side
    1,375,956.15x = 1,698,149,469,736.43
  5. Step 5: Solve for x
    x = 1,698,149,469,736.43/1,375,956.15
  6. Step 6: Final answer
    x = 1,234,159.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.