Home / 1,652,923.60-2,480,843.40-978,161.20

Finding the Fourth Proportional to 1,652,923.60, 2,480,843.40 and 978,161.20

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Solution

The fourth proportional to 1,652,923.60, 2,480,843.40 and 978,161.20 is: 1,468,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,923.60 : 2,480,843.40 = 978,161.20 : x
  2. Step 2: Convert to fraction form
    1,652,923.60/2,480,843.40 = 978,161.20/x
  3. Step 3: Cross multiply
    1,652,923.60x = 2,480,843.40 × 978,161.20
  4. Step 4: Simplify right side
    1,652,923.60x = 2,426,664,757,156.08
  5. Step 5: Solve for x
    x = 2,426,664,757,156.08/1,652,923.60
  6. Step 6: Final answer
    x = 1,468,104.61

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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.