Home / 1,129,676.91-1,694,511.65-410,017.65

Finding the Fourth Proportional to 1,129,676.91, 1,694,511.65 and 410,017.65

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Solution

The fourth proportional to 1,129,676.91, 1,694,511.65 and 410,017.65 is: 615,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,676.91 : 1,694,511.65 = 410,017.65 : x
  2. Step 2: Convert to fraction form
    1,129,676.91/1,694,511.65 = 410,017.65/x
  3. Step 3: Cross multiply
    1,129,676.91x = 1,694,511.65 × 410,017.65
  4. Step 4: Simplify right side
    1,129,676.91x = 694,779,682,580.53
  5. Step 5: Solve for x
    x = 694,779,682,580.53/1,129,676.91
  6. Step 6: Final answer
    x = 615,025.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.