Home / 1,043,979.78-1,440,623.90-614,176.86

Finding the Fourth Proportional to 1,043,979.78, 1,440,623.90 and 614,176.86

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Solution

The fourth proportional to 1,043,979.78, 1,440,623.90 and 614,176.86 is: 847,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,979.78 : 1,440,623.90 = 614,176.86 : x
  2. Step 2: Convert to fraction form
    1,043,979.78/1,440,623.90 = 614,176.86/x
  3. Step 3: Cross multiply
    1,043,979.78x = 1,440,623.90 × 614,176.86
  4. Step 4: Simplify right side
    1,043,979.78x = 884,797,863,342.95
  5. Step 5: Solve for x
    x = 884,797,863,342.95/1,043,979.78
  6. Step 6: Final answer
    x = 847,523.95

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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.