Home / 1,937,231.20-2,906,883.60-872,437.60

Finding the Fourth Proportional to 1,937,231.20, 2,906,883.60 and 872,437.60

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Solution

The fourth proportional to 1,937,231.20, 2,906,883.60 and 872,437.60 is: 1,309,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,231.20 : 2,906,883.60 = 872,437.60 : x
  2. Step 2: Convert to fraction form
    1,937,231.20/2,906,883.60 = 872,437.60/x
  3. Step 3: Cross multiply
    1,937,231.20x = 2,906,883.60 × 872,437.60
  4. Step 4: Simplify right side
    1,937,231.20x = 2,536,074,551,463.36
  5. Step 5: Solve for x
    x = 2,536,074,551,463.36/1,937,231.20
  6. Step 6: Final answer
    x = 1,309,123.33

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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.