Home / 1,362,161.87-1,879,713.90-750,301.43

Finding the Fourth Proportional to 1,362,161.87, 1,879,713.90 and 750,301.43

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Solution

The fourth proportional to 1,362,161.87, 1,879,713.90 and 750,301.43 is: 1,035,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,161.87 : 1,879,713.90 = 750,301.43 : x
  2. Step 2: Convert to fraction form
    1,362,161.87/1,879,713.90 = 750,301.43/x
  3. Step 3: Cross multiply
    1,362,161.87x = 1,879,713.90 × 750,301.43
  4. Step 4: Simplify right side
    1,362,161.87x = 1,410,352,031,860.16
  5. Step 5: Solve for x
    x = 1,410,352,031,860.16/1,362,161.87
  6. Step 6: Final answer
    x = 1,035,377.71

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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.