Home / 2,074,693.80-3,112,040.70-578,785.80

Finding the Fourth Proportional to 2,074,693.80, 3,112,040.70 and 578,785.80

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Solution

The fourth proportional to 2,074,693.80, 3,112,040.70 and 578,785.80 is: 868,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,693.80 : 3,112,040.70 = 578,785.80 : x
  2. Step 2: Convert to fraction form
    2,074,693.80/3,112,040.70 = 578,785.80/x
  3. Step 3: Cross multiply
    2,074,693.80x = 3,112,040.70 × 578,785.80
  4. Step 4: Simplify right side
    2,074,693.80x = 1,801,204,966,182.06
  5. Step 5: Solve for x
    x = 1,801,204,966,182.06/2,074,693.80
  6. Step 6: Final answer
    x = 868,178.70

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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.