Home / 1,105,723.22-1,526,368.86-743,357.25

Finding the Fourth Proportional to 1,105,723.22, 1,526,368.86 and 743,357.25

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Solution

The fourth proportional to 1,105,723.22, 1,526,368.86 and 743,357.25 is: 1,026,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,723.22 : 1,526,368.86 = 743,357.25 : x
  2. Step 2: Convert to fraction form
    1,105,723.22/1,526,368.86 = 743,357.25/x
  3. Step 3: Cross multiply
    1,105,723.22x = 1,526,368.86 × 743,357.25
  4. Step 4: Simplify right side
    1,105,723.22x = 1,134,637,358,255.24
  5. Step 5: Solve for x
    x = 1,134,637,358,255.24/1,105,723.22
  6. Step 6: Final answer
    x = 1,026,149.53

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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.