Home / 1,334,543.28-1,841,674.72-722,696.32

Finding the Fourth Proportional to 1,334,543.28, 1,841,674.72 and 722,696.32

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Solution

The fourth proportional to 1,334,543.28, 1,841,674.72 and 722,696.32 is: 997,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,543.28 : 1,841,674.72 = 722,696.32 : x
  2. Step 2: Convert to fraction form
    1,334,543.28/1,841,674.72 = 722,696.32/x
  3. Step 3: Cross multiply
    1,334,543.28x = 1,841,674.72 × 722,696.32
  4. Step 4: Simplify right side
    1,334,543.28x = 1,330,971,542,781.03
  5. Step 5: Solve for x
    x = 1,330,971,542,781.03/1,334,543.28
  6. Step 6: Final answer
    x = 997,323.63

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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.