Home / 1,195,645.71-1,793,855.84-715,798.47

Finding the Fourth Proportional to 1,195,645.71, 1,793,855.84 and 715,798.47

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Solution

The fourth proportional to 1,195,645.71, 1,793,855.84 and 715,798.47 is: 1,073,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,645.71 : 1,793,855.84 = 715,798.47 : x
  2. Step 2: Convert to fraction form
    1,195,645.71/1,793,855.84 = 715,798.47/x
  3. Step 3: Cross multiply
    1,195,645.71x = 1,793,855.84 × 715,798.47
  4. Step 4: Simplify right side
    1,195,645.71x = 1,284,039,265,672.56
  5. Step 5: Solve for x
    x = 1,284,039,265,672.56/1,195,645.71
  6. Step 6: Final answer
    x = 1,073,929.56

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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.