Home / 1,498,137.50-2,067,429.76-819,074

Finding the Fourth Proportional to 1,498,137.50, 2,067,429.76 and 819,074

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Solution

The fourth proportional to 1,498,137.50, 2,067,429.76 and 819,074 is: 1,130,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,137.50 : 2,067,429.76 = 819,074 : x
  2. Step 2: Convert to fraction form
    1,498,137.50/2,067,429.76 = 819,074/x
  3. Step 3: Cross multiply
    1,498,137.50x = 2,067,429.76 × 819,074
  4. Step 4: Simplify right side
    1,498,137.50x = 1,693,377,963,242.24
  5. Step 5: Solve for x
    x = 1,693,377,963,242.24/1,498,137.50
  6. Step 6: Final answer
    x = 1,130,322.13

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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.