Home / 1,346,355.24-1,857,975.44-734,521.72

Finding the Fourth Proportional to 1,346,355.24, 1,857,975.44 and 734,521.72

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Solution

The fourth proportional to 1,346,355.24, 1,857,975.44 and 734,521.72 is: 1,013,642.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,355.24 : 1,857,975.44 = 734,521.72 : x
  2. Step 2: Convert to fraction form
    1,346,355.24/1,857,975.44 = 734,521.72/x
  3. Step 3: Cross multiply
    1,346,355.24x = 1,857,975.44 × 734,521.72
  4. Step 4: Simplify right side
    1,346,355.24x = 1,364,723,315,906.56
  5. Step 5: Solve for x
    x = 1,364,723,315,906.56/1,346,355.24
  6. Step 6: Final answer
    x = 1,013,642.82

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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.