Home / 1,341,743.06-1,851,605.43-738,131.06

Finding the Fourth Proportional to 1,341,743.06, 1,851,605.43 and 738,131.06

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Solution

The fourth proportional to 1,341,743.06, 1,851,605.43 and 738,131.06 is: 1,018,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,743.06 : 1,851,605.43 = 738,131.06 : x
  2. Step 2: Convert to fraction form
    1,341,743.06/1,851,605.43 = 738,131.06/x
  3. Step 3: Cross multiply
    1,341,743.06x = 1,851,605.43 × 738,131.06
  4. Step 4: Simplify right side
    1,341,743.06x = 1,366,727,480,608.68
  5. Step 5: Solve for x
    x = 1,366,727,480,608.68/1,341,743.06
  6. Step 6: Final answer
    x = 1,018,620.87

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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.