Home / 1,256,058.90-1,733,751.55-998,393.04

Finding the Fourth Proportional to 1,256,058.90, 1,733,751.55 and 998,393.04

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Solution

The fourth proportional to 1,256,058.90, 1,733,751.55 and 998,393.04 is: 1,378,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,058.90 : 1,733,751.55 = 998,393.04 : x
  2. Step 2: Convert to fraction form
    1,256,058.90/1,733,751.55 = 998,393.04/x
  3. Step 3: Cross multiply
    1,256,058.90x = 1,733,751.55 × 998,393.04
  4. Step 4: Simplify right side
    1,256,058.90x = 1,730,965,478,113.23
  5. Step 5: Solve for x
    x = 1,730,965,478,113.23/1,256,058.90
  6. Step 6: Final answer
    x = 1,378,092.60

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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.