Home / 2,149,865.51-2,966,724.80-1,169,808.39

Finding the Fourth Proportional to 2,149,865.51, 2,966,724.80 and 1,169,808.39

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Solution

The fourth proportional to 2,149,865.51, 2,966,724.80 and 1,169,808.39 is: 1,614,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,865.51 : 2,966,724.80 = 1,169,808.39 : x
  2. Step 2: Convert to fraction form
    2,149,865.51/2,966,724.80 = 1,169,808.39/x
  3. Step 3: Cross multiply
    2,149,865.51x = 2,966,724.80 × 1,169,808.39
  4. Step 4: Simplify right side
    2,149,865.51x = 3,470,499,560,398.81
  5. Step 5: Solve for x
    x = 3,470,499,560,398.81/2,149,865.51
  6. Step 6: Final answer
    x = 1,614,286.83

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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.