Home / 1,052,532.80-1,578,021.60-453,003.20

Finding the Fourth Proportional to 1,052,532.80, 1,578,021.60 and 453,003.20

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Solution

The fourth proportional to 1,052,532.80, 1,578,021.60 and 453,003.20 is: 679,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,532.80 : 1,578,021.60 = 453,003.20 : x
  2. Step 2: Convert to fraction form
    1,052,532.80/1,578,021.60 = 453,003.20/x
  3. Step 3: Cross multiply
    1,052,532.80x = 1,578,021.60 × 453,003.20
  4. Step 4: Simplify right side
    1,052,532.80x = 714,848,834,469.12
  5. Step 5: Solve for x
    x = 714,848,834,469.12/1,052,532.80
  6. Step 6: Final answer
    x = 679,170.13

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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.