Home / 2,016,147.70-3,020,722.35-1,305,810.10

Finding the Fourth Proportional to 2,016,147.70, 3,020,722.35 and 1,305,810.10

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Solution

The fourth proportional to 2,016,147.70, 3,020,722.35 and 1,305,810.10 is: 1,956,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,147.70 : 3,020,722.35 = 1,305,810.10 : x
  2. Step 2: Convert to fraction form
    2,016,147.70/3,020,722.35 = 1,305,810.10/x
  3. Step 3: Cross multiply
    2,016,147.70x = 3,020,722.35 × 1,305,810.10
  4. Step 4: Simplify right side
    2,016,147.70x = 3,944,489,753,925.74
  5. Step 5: Solve for x
    x = 3,944,489,753,925.74/2,016,147.70
  6. Step 6: Final answer
    x = 1,956,448.80

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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.