Home / 1,418,897-1,958,119.14-774,358.73

Finding the Fourth Proportional to 1,418,897, 1,958,119.14 and 774,358.73

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Solution

The fourth proportional to 1,418,897, 1,958,119.14 and 774,358.73 is: 1,068,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,897 : 1,958,119.14 = 774,358.73 : x
  2. Step 2: Convert to fraction form
    1,418,897/1,958,119.14 = 774,358.73/x
  3. Step 3: Cross multiply
    1,418,897x = 1,958,119.14 × 774,358.73
  4. Step 4: Simplify right side
    1,418,897x = 1,516,286,650,439.09
  5. Step 5: Solve for x
    x = 1,516,286,650,439.09/1,418,897
  6. Step 6: Final answer
    x = 1,068,637.58

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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.