Home / 1,597,995.90-2,205,219.74-872,843.40

Finding the Fourth Proportional to 1,597,995.90, 2,205,219.74 and 872,843.40

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Solution

The fourth proportional to 1,597,995.90, 2,205,219.74 and 872,843.40 is: 1,204,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,995.90 : 2,205,219.74 = 872,843.40 : x
  2. Step 2: Convert to fraction form
    1,597,995.90/2,205,219.74 = 872,843.40/x
  3. Step 3: Cross multiply
    1,597,995.90x = 2,205,219.74 × 872,843.40
  4. Step 4: Simplify right side
    1,597,995.90x = 1,924,811,491,244.50
  5. Step 5: Solve for x
    x = 1,924,811,491,244.50/1,597,995.90
  6. Step 6: Final answer
    x = 1,204,515.91

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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.