Home / 1,875,653.19-2,811,171.42-1,066,716.45

Finding the Fourth Proportional to 1,875,653.19, 2,811,171.42 and 1,066,716.45

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Solution

The fourth proportional to 1,875,653.19, 2,811,171.42 and 1,066,716.45 is: 1,598,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,653.19 : 2,811,171.42 = 1,066,716.45 : x
  2. Step 2: Convert to fraction form
    1,875,653.19/2,811,171.42 = 1,066,716.45/x
  3. Step 3: Cross multiply
    1,875,653.19x = 2,811,171.42 × 1,066,716.45
  4. Step 4: Simplify right side
    1,875,653.19x = 2,998,722,797,483.86
  5. Step 5: Solve for x
    x = 2,998,722,797,483.86/1,875,653.19
  6. Step 6: Final answer
    x = 1,598,761.87

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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.