Home / 1,539,498.80-2,303,027.40-1,331,447.60

Finding the Fourth Proportional to 1,539,498.80, 2,303,027.40 and 1,331,447.60

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Solution

The fourth proportional to 1,539,498.80, 2,303,027.40 and 1,331,447.60 is: 1,991,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,498.80 : 2,303,027.40 = 1,331,447.60 : x
  2. Step 2: Convert to fraction form
    1,539,498.80/2,303,027.40 = 1,331,447.60/x
  3. Step 3: Cross multiply
    1,539,498.80x = 2,303,027.40 × 1,331,447.60
  4. Step 4: Simplify right side
    1,539,498.80x = 3,066,360,304,464.24
  5. Step 5: Solve for x
    x = 3,066,360,304,464.24/1,539,498.80
  6. Step 6: Final answer
    x = 1,991,791.29

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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.