Home / 2,239,864.80-3,358,923.60-976,831.20

Finding the Fourth Proportional to 2,239,864.80, 3,358,923.60 and 976,831.20

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Solution

The fourth proportional to 2,239,864.80, 3,358,923.60 and 976,831.20 is: 1,464,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,864.80 : 3,358,923.60 = 976,831.20 : x
  2. Step 2: Convert to fraction form
    2,239,864.80/3,358,923.60 = 976,831.20/x
  3. Step 3: Cross multiply
    2,239,864.80x = 3,358,923.60 × 976,831.20
  4. Step 4: Simplify right side
    2,239,864.80x = 3,281,101,370,896.32
  5. Step 5: Solve for x
    x = 3,281,101,370,896.32/2,239,864.80
  6. Step 6: Final answer
    x = 1,464,865.81

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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.