Home / 1,330,405.56-1,997,100.97-532,243.51

Finding the Fourth Proportional to 1,330,405.56, 1,997,100.97 and 532,243.51

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Solution

The fourth proportional to 1,330,405.56, 1,997,100.97 and 532,243.51 is: 798,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,405.56 : 1,997,100.97 = 532,243.51 : x
  2. Step 2: Convert to fraction form
    1,330,405.56/1,997,100.97 = 532,243.51/x
  3. Step 3: Cross multiply
    1,330,405.56x = 1,997,100.97 × 532,243.51
  4. Step 4: Simplify right side
    1,330,405.56x = 1,062,944,023,773.84
  5. Step 5: Solve for x
    x = 1,062,944,023,773.84/1,330,405.56
  6. Step 6: Final answer
    x = 798,962.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.