Home / 1,449,700.54-2,000,591.43-805,120.74

Finding the Fourth Proportional to 1,449,700.54, 2,000,591.43 and 805,120.74

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Solution

The fourth proportional to 1,449,700.54, 2,000,591.43 and 805,120.74 is: 1,111,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,700.54 : 2,000,591.43 = 805,120.74 : x
  2. Step 2: Convert to fraction form
    1,449,700.54/2,000,591.43 = 805,120.74/x
  3. Step 3: Cross multiply
    1,449,700.54x = 2,000,591.43 × 805,120.74
  4. Step 4: Simplify right side
    1,449,700.54x = 1,610,717,643,064.15
  5. Step 5: Solve for x
    x = 1,610,717,643,064.15/1,449,700.54
  6. Step 6: Final answer
    x = 1,111,069.21

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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.