Home / 1,539,497.80-2,303,025.90-1,331,446.60

Finding the Fourth Proportional to 1,539,497.80, 2,303,025.90 and 1,331,446.60

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Solution

The fourth proportional to 1,539,497.80, 2,303,025.90 and 1,331,446.60 is: 1,991,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,497.80 : 2,303,025.90 = 1,331,446.60 : x
  2. Step 2: Convert to fraction form
    1,539,497.80/2,303,025.90 = 1,331,446.60/x
  3. Step 3: Cross multiply
    1,539,497.80x = 2,303,025.90 × 1,331,446.60
  4. Step 4: Simplify right side
    1,539,497.80x = 3,066,356,004,266.94
  5. Step 5: Solve for x
    x = 3,066,356,004,266.94/1,539,497.80
  6. Step 6: Final answer
    x = 1,991,789.79

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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.