Home / 2,134,553.24-3,196,698.78-1,220,966.80

Finding the Fourth Proportional to 2,134,553.24, 3,196,698.78 and 1,220,966.80

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Solution

The fourth proportional to 2,134,553.24, 3,196,698.78 and 1,220,966.80 is: 1,828,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,553.24 : 3,196,698.78 = 1,220,966.80 : x
  2. Step 2: Convert to fraction form
    2,134,553.24/3,196,698.78 = 1,220,966.80/x
  3. Step 3: Cross multiply
    2,134,553.24x = 3,196,698.78 × 1,220,966.80
  4. Step 4: Simplify right side
    2,134,553.24x = 3,903,063,079,980.50
  5. Step 5: Solve for x
    x = 3,903,063,079,980.50/2,134,553.24
  6. Step 6: Final answer
    x = 1,828,515.22

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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.