Home / 1,224,447.60-1,836,190.80-465,886.20

Finding the Fourth Proportional to 1,224,447.60, 1,836,190.80 and 465,886.20

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Solution

The fourth proportional to 1,224,447.60, 1,836,190.80 and 465,886.20 is: 698,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,447.60 : 1,836,190.80 = 465,886.20 : x
  2. Step 2: Convert to fraction form
    1,224,447.60/1,836,190.80 = 465,886.20/x
  3. Step 3: Cross multiply
    1,224,447.60x = 1,836,190.80 × 465,886.20
  4. Step 4: Simplify right side
    1,224,447.60x = 855,455,954,286.96
  5. Step 5: Solve for x
    x = 855,455,954,286.96/1,224,447.60
  6. Step 6: Final answer
    x = 698,646.44

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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.