Home / 3,417,945.60-5,126,918.40-2,862,220.80

Finding the Fourth Proportional to 3,417,945.60, 5,126,918.40 and 2,862,220.80

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Solution

The fourth proportional to 3,417,945.60, 5,126,918.40 and 2,862,220.80 is: 4,293,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,945.60 : 5,126,918.40 = 2,862,220.80 : x
  2. Step 2: Convert to fraction form
    3,417,945.60/5,126,918.40 = 2,862,220.80/x
  3. Step 3: Cross multiply
    3,417,945.60x = 5,126,918.40 × 2,862,220.80
  4. Step 4: Simplify right side
    3,417,945.60x = 14,674,372,484,382.72
  5. Step 5: Solve for x
    x = 14,674,372,484,382.72/3,417,945.60
  6. Step 6: Final answer
    x = 4,293,331.20

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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.