Home / 1,449,797.72-2,000,720.91-805,277.88

Finding the Fourth Proportional to 1,449,797.72, 2,000,720.91 and 805,277.88

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Solution

The fourth proportional to 1,449,797.72, 2,000,720.91 and 805,277.88 is: 1,111,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,797.72 : 2,000,720.91 = 805,277.88 : x
  2. Step 2: Convert to fraction form
    1,449,797.72/2,000,720.91 = 805,277.88/x
  3. Step 3: Cross multiply
    1,449,797.72x = 2,000,720.91 × 805,277.88
  4. Step 4: Simplify right side
    1,449,797.72x = 1,611,136,292,876.47
  5. Step 5: Solve for x
    x = 1,611,136,292,876.47/1,449,797.72
  6. Step 6: Final answer
    x = 1,111,283.51

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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.