Home / 1,565,163.60-2,345,995.80-666,452.40

Finding the Fourth Proportional to 1,565,163.60, 2,345,995.80 and 666,452.40

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Solution

The fourth proportional to 1,565,163.60, 2,345,995.80 and 666,452.40 is: 998,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,163.60 : 2,345,995.80 = 666,452.40 : x
  2. Step 2: Convert to fraction form
    1,565,163.60/2,345,995.80 = 666,452.40/x
  3. Step 3: Cross multiply
    1,565,163.60x = 2,345,995.80 × 666,452.40
  4. Step 4: Simplify right side
    1,565,163.60x = 1,563,494,531,299.92
  5. Step 5: Solve for x
    x = 1,563,494,531,299.92/1,565,163.60
  6. Step 6: Final answer
    x = 998,933.61

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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.