Home / 1,539,502.80-2,303,033.40-1,331,451.60

Finding the Fourth Proportional to 1,539,502.80, 2,303,033.40 and 1,331,451.60

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Solution

The fourth proportional to 1,539,502.80, 2,303,033.40 and 1,331,451.60 is: 1,991,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,502.80 : 2,303,033.40 = 1,331,451.60 : x
  2. Step 2: Convert to fraction form
    1,539,502.80/2,303,033.40 = 1,331,451.60/x
  3. Step 3: Cross multiply
    1,539,502.80x = 2,303,033.40 × 1,331,451.60
  4. Step 4: Simplify right side
    1,539,502.80x = 3,066,377,505,283.44
  5. Step 5: Solve for x
    x = 3,066,377,505,283.44/1,539,502.80
  6. Step 6: Final answer
    x = 1,991,797.29

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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.