Home / 1,779,676.24-2,456,169.02-1,005,339.73

Finding the Fourth Proportional to 1,779,676.24, 2,456,169.02 and 1,005,339.73

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Solution

The fourth proportional to 1,779,676.24, 2,456,169.02 and 1,005,339.73 is: 1,387,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,676.24 : 2,456,169.02 = 1,005,339.73 : x
  2. Step 2: Convert to fraction form
    1,779,676.24/2,456,169.02 = 1,005,339.73/x
  3. Step 3: Cross multiply
    1,779,676.24x = 2,456,169.02 × 1,005,339.73
  4. Step 4: Simplify right side
    1,779,676.24x = 2,469,284,299,401.16
  5. Step 5: Solve for x
    x = 2,469,284,299,401.16/1,779,676.24
  6. Step 6: Final answer
    x = 1,387,490.74

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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.