Home / 1,449,738.30-2,000,695.14-805,207.50

Finding the Fourth Proportional to 1,449,738.30, 2,000,695.14 and 805,207.50

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Solution

The fourth proportional to 1,449,738.30, 2,000,695.14 and 805,207.50 is: 1,111,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,738.30 : 2,000,695.14 = 805,207.50 : x
  2. Step 2: Convert to fraction form
    1,449,738.30/2,000,695.14 = 805,207.50/x
  3. Step 3: Cross multiply
    1,449,738.30x = 2,000,695.14 × 805,207.50
  4. Step 4: Simplify right side
    1,449,738.30x = 1,610,974,731,941.55
  5. Step 5: Solve for x
    x = 1,610,974,731,941.55/1,449,738.30
  6. Step 6: Final answer
    x = 1,111,217.61

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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.