Home / 1,295,609.24-1,787,935.71-714,868.50

Finding the Fourth Proportional to 1,295,609.24, 1,787,935.71 and 714,868.50

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Solution

The fourth proportional to 1,295,609.24, 1,787,935.71 and 714,868.50 is: 986,515.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,609.24 : 1,787,935.71 = 714,868.50 : x
  2. Step 2: Convert to fraction form
    1,295,609.24/1,787,935.71 = 714,868.50/x
  3. Step 3: Cross multiply
    1,295,609.24x = 1,787,935.71 × 714,868.50
  4. Step 4: Simplify right side
    1,295,609.24x = 1,278,138,928,489.65
  5. Step 5: Solve for x
    x = 1,278,138,928,489.65/1,295,609.24
  6. Step 6: Final answer
    x = 986,515.75

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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.