Home / 894,143.52-1,237,167.31-779,660.89

Finding the Fourth Proportional to 894,143.52, 1,237,167.31 and 779,660.89

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Solution

The fourth proportional to 894,143.52, 1,237,167.31 and 779,660.89 is: 1,078,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,143.52 : 1,237,167.31 = 779,660.89 : x
  2. Step 2: Convert to fraction form
    894,143.52/1,237,167.31 = 779,660.89/x
  3. Step 3: Cross multiply
    894,143.52x = 1,237,167.31 × 779,660.89
  4. Step 4: Simplify right side
    894,143.52x = 964,570,960,951.44
  5. Step 5: Solve for x
    x = 964,570,960,951.44/894,143.52
  6. Step 6: Final answer
    x = 1,078,765.25

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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.