Home / 2,981,639.56-4,114,645.14-1,623,509.32

Finding the Fourth Proportional to 2,981,639.56, 4,114,645.14 and 1,623,509.32

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Solution

The fourth proportional to 2,981,639.56, 4,114,645.14 and 1,623,509.32 is: 2,240,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,639.56 : 4,114,645.14 = 1,623,509.32 : x
  2. Step 2: Convert to fraction form
    2,981,639.56/4,114,645.14 = 1,623,509.32/x
  3. Step 3: Cross multiply
    2,981,639.56x = 4,114,645.14 × 1,623,509.32
  4. Step 4: Simplify right side
    2,981,639.56x = 6,680,164,733,282.71
  5. Step 5: Solve for x
    x = 6,680,164,733,282.71/2,981,639.56
  6. Step 6: Final answer
    x = 2,240,433.36

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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.