Home / 1,983,587.20-2,981,601.60-1,946,262.40

Finding the Fourth Proportional to 1,983,587.20, 2,981,601.60 and 1,946,262.40

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Solution

The fourth proportional to 1,983,587.20, 2,981,601.60 and 1,946,262.40 is: 2,925,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,587.20 : 2,981,601.60 = 1,946,262.40 : x
  2. Step 2: Convert to fraction form
    1,983,587.20/2,981,601.60 = 1,946,262.40/x
  3. Step 3: Cross multiply
    1,983,587.20x = 2,981,601.60 × 1,946,262.40
  4. Step 4: Simplify right side
    1,983,587.20x = 5,802,979,085,859.84
  5. Step 5: Solve for x
    x = 5,802,979,085,859.84/1,983,587.20
  6. Step 6: Final answer
    x = 2,925,497.34

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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.