Home / 1,758,449.40-2,637,305-495,981.80

Finding the Fourth Proportional to 1,758,449.40, 2,637,305 and 495,981.80

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Solution

The fourth proportional to 1,758,449.40, 2,637,305 and 495,981.80 is: 743,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,449.40 : 2,637,305 = 495,981.80 : x
  2. Step 2: Convert to fraction form
    1,758,449.40/2,637,305 = 495,981.80/x
  3. Step 3: Cross multiply
    1,758,449.40x = 2,637,305 × 495,981.80
  4. Step 4: Simplify right side
    1,758,449.40x = 1,308,055,281,049
  5. Step 5: Solve for x
    x = 1,308,055,281,049/1,758,449.40
  6. Step 6: Final answer
    x = 743,868.59

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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.