Home / 1,488,777.90-2,223,082.57-1,181,727.19

Finding the Fourth Proportional to 1,488,777.90, 2,223,082.57 and 1,181,727.19

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Solution

The fourth proportional to 1,488,777.90, 2,223,082.57 and 1,181,727.19 is: 1,764,586.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,777.90 : 2,223,082.57 = 1,181,727.19 : x
  2. Step 2: Convert to fraction form
    1,488,777.90/2,223,082.57 = 1,181,727.19/x
  3. Step 3: Cross multiply
    1,488,777.90x = 2,223,082.57 × 1,181,727.19
  4. Step 4: Simplify right side
    1,488,777.90x = 2,627,077,118,584.08
  5. Step 5: Solve for x
    x = 2,627,077,118,584.08/1,488,777.90
  6. Step 6: Final answer
    x = 1,764,586.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.