Home / 1,498,347.81-2,067,726.83-819,283.77

Finding the Fourth Proportional to 1,498,347.81, 2,067,726.83 and 819,283.77

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Solution

The fourth proportional to 1,498,347.81, 2,067,726.83 and 819,283.77 is: 1,130,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,347.81 : 2,067,726.83 = 819,283.77 : x
  2. Step 2: Convert to fraction form
    1,498,347.81/2,067,726.83 = 819,283.77/x
  3. Step 3: Cross multiply
    1,498,347.81x = 2,067,726.83 × 819,283.77
  4. Step 4: Simplify right side
    1,498,347.81x = 1,694,055,028,516.13
  5. Step 5: Solve for x
    x = 1,694,055,028,516.13/1,498,347.81
  6. Step 6: Final answer
    x = 1,130,615.35

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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.