Home / 948,776.82-1,415,713.27-890,869.56

Finding the Fourth Proportional to 948,776.82, 1,415,713.27 and 890,869.56

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Solution

The fourth proportional to 948,776.82, 1,415,713.27 and 890,869.56 is: 1,329,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,776.82 : 1,415,713.27 = 890,869.56 : x
  2. Step 2: Convert to fraction form
    948,776.82/1,415,713.27 = 890,869.56/x
  3. Step 3: Cross multiply
    948,776.82x = 1,415,713.27 × 890,869.56
  4. Step 4: Simplify right side
    948,776.82x = 1,261,215,853,476.71
  5. Step 5: Solve for x
    x = 1,261,215,853,476.71/948,776.82
  6. Step 6: Final answer
    x = 1,329,307.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.