Home / 1,259,824.42-1,888,617.58-491,144.95

Finding the Fourth Proportional to 1,259,824.42, 1,888,617.58 and 491,144.95

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Solution

The fourth proportional to 1,259,824.42, 1,888,617.58 and 491,144.95 is: 736,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,824.42 : 1,888,617.58 = 491,144.95 : x
  2. Step 2: Convert to fraction form
    1,259,824.42/1,888,617.58 = 491,144.95/x
  3. Step 3: Cross multiply
    1,259,824.42x = 1,888,617.58 × 491,144.95
  4. Step 4: Simplify right side
    1,259,824.42x = 927,584,986,898.22
  5. Step 5: Solve for x
    x = 927,584,986,898.22/1,259,824.42
  6. Step 6: Final answer
    x = 736,281.16

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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.