Home / 2,021,491.60-3,032,237.40-822,796.90

Finding the Fourth Proportional to 2,021,491.60, 3,032,237.40 and 822,796.90

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Solution

The fourth proportional to 2,021,491.60, 3,032,237.40 and 822,796.90 is: 1,234,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,491.60 : 3,032,237.40 = 822,796.90 : x
  2. Step 2: Convert to fraction form
    2,021,491.60/3,032,237.40 = 822,796.90/x
  3. Step 3: Cross multiply
    2,021,491.60x = 3,032,237.40 × 822,796.90
  4. Step 4: Simplify right side
    2,021,491.60x = 2,494,915,532,784.06
  5. Step 5: Solve for x
    x = 2,494,915,532,784.06/2,021,491.60
  6. Step 6: Final answer
    x = 1,234,195.35

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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.