Home / 1,051,251.56-1,571,117.79-767,540.27

Finding the Fourth Proportional to 1,051,251.56, 1,571,117.79 and 767,540.27

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Solution

The fourth proportional to 1,051,251.56, 1,571,117.79 and 767,540.27 is: 1,147,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,251.56 : 1,571,117.79 = 767,540.27 : x
  2. Step 2: Convert to fraction form
    1,051,251.56/1,571,117.79 = 767,540.27/x
  3. Step 3: Cross multiply
    1,051,251.56x = 1,571,117.79 × 767,540.27
  4. Step 4: Simplify right side
    1,051,251.56x = 1,205,896,168,900.70
  5. Step 5: Solve for x
    x = 1,205,896,168,900.70/1,051,251.56
  6. Step 6: Final answer
    x = 1,147,105.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.