Home / 2,159,325.80-2,981,860.26-1,446,007.40

Finding the Fourth Proportional to 2,159,325.80, 2,981,860.26 and 1,446,007.40

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Solution

The fourth proportional to 2,159,325.80, 2,981,860.26 and 1,446,007.40 is: 1,996,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,325.80 : 2,981,860.26 = 1,446,007.40 : x
  2. Step 2: Convert to fraction form
    2,159,325.80/2,981,860.26 = 1,446,007.40/x
  3. Step 3: Cross multiply
    2,159,325.80x = 2,981,860.26 × 1,446,007.40
  4. Step 4: Simplify right side
    2,159,325.80x = 4,311,792,001,725.92
  5. Step 5: Solve for x
    x = 4,311,792,001,725.92/2,159,325.80
  6. Step 6: Final answer
    x = 1,996,823.27

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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.