Home / 1,333,364.55-1,840,047.96-721,517.32

Finding the Fourth Proportional to 1,333,364.55, 1,840,047.96 and 721,517.32

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Solution

The fourth proportional to 1,333,364.55, 1,840,047.96 and 721,517.32 is: 995,696.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,364.55 : 1,840,047.96 = 721,517.32 : x
  2. Step 2: Convert to fraction form
    1,333,364.55/1,840,047.96 = 721,517.32/x
  3. Step 3: Cross multiply
    1,333,364.55x = 1,840,047.96 × 721,517.32
  4. Step 4: Simplify right side
    1,333,364.55x = 1,327,626,459,962.84
  5. Step 5: Solve for x
    x = 1,327,626,459,962.84/1,333,364.55
  6. Step 6: Final answer
    x = 995,696.53

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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.