Home / 1,498,187.61-2,067,507.59-819,124.11

Finding the Fourth Proportional to 1,498,187.61, 2,067,507.59 and 819,124.11

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Solution

The fourth proportional to 1,498,187.61, 2,067,507.59 and 819,124.11 is: 1,130,396.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,187.61 : 2,067,507.59 = 819,124.11 : x
  2. Step 2: Convert to fraction form
    1,498,187.61/2,067,507.59 = 819,124.11/x
  3. Step 3: Cross multiply
    1,498,187.61x = 2,067,507.59 × 819,124.11
  4. Step 4: Simplify right side
    1,498,187.61x = 1,693,545,310,481.37
  5. Step 5: Solve for x
    x = 1,693,545,310,481.37/1,498,187.61
  6. Step 6: Final answer
    x = 1,130,396.02

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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.