Home / 1,674,872.68-2,311,257.88-910,926.04

Finding the Fourth Proportional to 1,674,872.68, 2,311,257.88 and 910,926.04

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Solution

The fourth proportional to 1,674,872.68, 2,311,257.88 and 910,926.04 is: 1,257,041.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,872.68 : 2,311,257.88 = 910,926.04 : x
  2. Step 2: Convert to fraction form
    1,674,872.68/2,311,257.88 = 910,926.04/x
  3. Step 3: Cross multiply
    1,674,872.68x = 2,311,257.88 × 910,926.04
  4. Step 4: Simplify right side
    1,674,872.68x = 2,105,384,988,047.20
  5. Step 5: Solve for x
    x = 2,105,384,988,047.20/1,674,872.68
  6. Step 6: Final answer
    x = 1,257,041.81

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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.