Home / 1,521,868.43-2,282,831.76-497,201.54

Finding the Fourth Proportional to 1,521,868.43, 2,282,831.76 and 497,201.54

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Solution

The fourth proportional to 1,521,868.43, 2,282,831.76 and 497,201.54 is: 745,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,868.43 : 2,282,831.76 = 497,201.54 : x
  2. Step 2: Convert to fraction form
    1,521,868.43/2,282,831.76 = 497,201.54/x
  3. Step 3: Cross multiply
    1,521,868.43x = 2,282,831.76 × 497,201.54
  4. Step 4: Simplify right side
    1,521,868.43x = 1,135,027,455,684.88
  5. Step 5: Solve for x
    x = 1,135,027,455,684.88/1,521,868.43
  6. Step 6: Final answer
    x = 745,811.81

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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.