Home / 1,049,492.82-1,574,233.84-409,861.52

Finding the Fourth Proportional to 1,049,492.82, 1,574,233.84 and 409,861.52

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Solution

The fourth proportional to 1,049,492.82, 1,574,233.84 and 409,861.52 is: 614,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,492.82 : 1,574,233.84 = 409,861.52 : x
  2. Step 2: Convert to fraction form
    1,049,492.82/1,574,233.84 = 409,861.52/x
  3. Step 3: Cross multiply
    1,049,492.82x = 1,574,233.84 × 409,861.52
  4. Step 4: Simplify right side
    1,049,492.82x = 645,217,874,497.84
  5. Step 5: Solve for x
    x = 645,217,874,497.84/1,049,492.82
  6. Step 6: Final answer
    x = 614,790.18

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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.