Home / 1,805,145.60-2,707,718.40-683,251.20

Finding the Fourth Proportional to 1,805,145.60, 2,707,718.40 and 683,251.20

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Solution

The fourth proportional to 1,805,145.60, 2,707,718.40 and 683,251.20 is: 1,024,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,145.60 : 2,707,718.40 = 683,251.20 : x
  2. Step 2: Convert to fraction form
    1,805,145.60/2,707,718.40 = 683,251.20/x
  3. Step 3: Cross multiply
    1,805,145.60x = 2,707,718.40 × 683,251.20
  4. Step 4: Simplify right side
    1,805,145.60x = 1,850,051,846,062.08
  5. Step 5: Solve for x
    x = 1,850,051,846,062.08/1,805,145.60
  6. Step 6: Final answer
    x = 1,024,876.80

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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.