Home / 955,421.94-1,431,785.06-744,122.10

Finding the Fourth Proportional to 955,421.94, 1,431,785.06 and 744,122.10

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Solution

The fourth proportional to 955,421.94, 1,431,785.06 and 744,122.10 is: 1,115,133.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,421.94 : 1,431,785.06 = 744,122.10 : x
  2. Step 2: Convert to fraction form
    955,421.94/1,431,785.06 = 744,122.10/x
  3. Step 3: Cross multiply
    955,421.94x = 1,431,785.06 × 744,122.10
  4. Step 4: Simplify right side
    955,421.94x = 1,065,422,905,595.83
  5. Step 5: Solve for x
    x = 1,065,422,905,595.83/955,421.94
  6. Step 6: Final answer
    x = 1,115,133.39

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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.