Home / 1,259,597.24-1,888,986.52-417,923

Finding the Fourth Proportional to 1,259,597.24, 1,888,986.52 and 417,923

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Solution

The fourth proportional to 1,259,597.24, 1,888,986.52 and 417,923 is: 626,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,597.24 : 1,888,986.52 = 417,923 : x
  2. Step 2: Convert to fraction form
    1,259,597.24/1,888,986.52 = 417,923/x
  3. Step 3: Cross multiply
    1,259,597.24x = 1,888,986.52 × 417,923
  4. Step 4: Simplify right side
    1,259,597.24x = 789,450,913,397.96
  5. Step 5: Solve for x
    x = 789,450,913,397.96/1,259,597.24
  6. Step 6: Final answer
    x = 626,748.68

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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.