Home / 2,057,016.56-3,087,515.00-992,807.78

Finding the Fourth Proportional to 2,057,016.56, 3,087,515.00 and 992,807.78

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Solution

The fourth proportional to 2,057,016.56, 3,087,515.00 and 992,807.78 is: 1,490,172.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,016.56 : 3,087,515.00 = 992,807.78 : x
  2. Step 2: Convert to fraction form
    2,057,016.56/3,087,515.00 = 992,807.78/x
  3. Step 3: Cross multiply
    2,057,016.56x = 3,087,515.00 × 992,807.78
  4. Step 4: Simplify right side
    2,057,016.56x = 3,065,308,899,911.14
  5. Step 5: Solve for x
    x = 3,065,308,899,911.14/2,057,016.56
  6. Step 6: Final answer
    x = 1,490,172.21

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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.