Home / 2,057,864.46-2,839,623.17-1,139,865.86

Finding the Fourth Proportional to 2,057,864.46, 2,839,623.17 and 1,139,865.86

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Solution

The fourth proportional to 2,057,864.46, 2,839,623.17 and 1,139,865.86 is: 1,572,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,864.46 : 2,839,623.17 = 1,139,865.86 : x
  2. Step 2: Convert to fraction form
    2,057,864.46/2,839,623.17 = 1,139,865.86/x
  3. Step 3: Cross multiply
    2,057,864.46x = 2,839,623.17 × 1,139,865.86
  4. Step 4: Simplify right side
    2,057,864.46x = 3,236,789,486,850.53
  5. Step 5: Solve for x
    x = 3,236,789,486,850.53/2,057,864.46
  6. Step 6: Final answer
    x = 1,572,887.60

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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.