Home / 1,314,690.24-1,814,272.68-711,078.24

Finding the Fourth Proportional to 1,314,690.24, 1,814,272.68 and 711,078.24

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Solution

The fourth proportional to 1,314,690.24, 1,814,272.68 and 711,078.24 is: 981,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,690.24 : 1,814,272.68 = 711,078.24 : x
  2. Step 2: Convert to fraction form
    1,314,690.24/1,814,272.68 = 711,078.24/x
  3. Step 3: Cross multiply
    1,314,690.24x = 1,814,272.68 × 711,078.24
  4. Step 4: Simplify right side
    1,314,690.24x = 1,290,089,824,174.48
  5. Step 5: Solve for x
    x = 1,290,089,824,174.48/1,314,690.24
  6. Step 6: Final answer
    x = 981,288.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.