Home / 1,317,853.30-1,977,049.58-453,175.93

Finding the Fourth Proportional to 1,317,853.30, 1,977,049.58 and 453,175.93

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Solution

The fourth proportional to 1,317,853.30, 1,977,049.58 and 453,175.93 is: 679,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,853.30 : 1,977,049.58 = 453,175.93 : x
  2. Step 2: Convert to fraction form
    1,317,853.30/1,977,049.58 = 453,175.93/x
  3. Step 3: Cross multiply
    1,317,853.30x = 1,977,049.58 × 453,175.93
  4. Step 4: Simplify right side
    1,317,853.30x = 895,951,282,072.61
  5. Step 5: Solve for x
    x = 895,951,282,072.61/1,317,853.30
  6. Step 6: Final answer
    x = 679,856.61

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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.