Home / 1,368,726.59-1,888,854.92-756,920.51

Finding the Fourth Proportional to 1,368,726.59, 1,888,854.92 and 756,920.51

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Solution

The fourth proportional to 1,368,726.59, 1,888,854.92 and 756,920.51 is: 1,044,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,726.59 : 1,888,854.92 = 756,920.51 : x
  2. Step 2: Convert to fraction form
    1,368,726.59/1,888,854.92 = 756,920.51/x
  3. Step 3: Cross multiply
    1,368,726.59x = 1,888,854.92 × 756,920.51
  4. Step 4: Simplify right side
    1,368,726.59x = 1,429,713,029,362.41
  5. Step 5: Solve for x
    x = 1,429,713,029,362.41/1,368,726.59
  6. Step 6: Final answer
    x = 1,044,557.06

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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.