Home / 4,220,917.60-6,331,376.40-1,823,090.80

Finding the Fourth Proportional to 4,220,917.60, 6,331,376.40 and 1,823,090.80

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Solution

The fourth proportional to 4,220,917.60, 6,331,376.40 and 1,823,090.80 is: 2,734,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,917.60 : 6,331,376.40 = 1,823,090.80 : x
  2. Step 2: Convert to fraction form
    4,220,917.60/6,331,376.40 = 1,823,090.80/x
  3. Step 3: Cross multiply
    4,220,917.60x = 6,331,376.40 × 1,823,090.80
  4. Step 4: Simplify right side
    4,220,917.60x = 11,542,674,066,177.12
  5. Step 5: Solve for x
    x = 11,542,674,066,177.12/4,220,917.60
  6. Step 6: Final answer
    x = 2,734,636.20

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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.