Home / 1,315,119.16-1,814,846.52-734,351.23

Finding the Fourth Proportional to 1,315,119.16, 1,814,846.52 and 734,351.23

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Solution

The fourth proportional to 1,315,119.16, 1,814,846.52 and 734,351.23 is: 1,013,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,119.16 : 1,814,846.52 = 734,351.23 : x
  2. Step 2: Convert to fraction form
    1,315,119.16/1,814,846.52 = 734,351.23/x
  3. Step 3: Cross multiply
    1,315,119.16x = 1,814,846.52 × 734,351.23
  4. Step 4: Simplify right side
    1,315,119.16x = 1,332,734,774,223.22
  5. Step 5: Solve for x
    x = 1,332,734,774,223.22/1,315,119.16
  6. Step 6: Final answer
    x = 1,013,394.69

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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.