Home / 2,421,562.60-3,629,751.90-822,644.20

Finding the Fourth Proportional to 2,421,562.60, 3,629,751.90 and 822,644.20

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Solution

The fourth proportional to 2,421,562.60, 3,629,751.90 and 822,644.20 is: 1,233,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,562.60 : 3,629,751.90 = 822,644.20 : x
  2. Step 2: Convert to fraction form
    2,421,562.60/3,629,751.90 = 822,644.20/x
  3. Step 3: Cross multiply
    2,421,562.60x = 3,629,751.90 × 822,644.20
  4. Step 4: Simplify right side
    2,421,562.60x = 2,985,994,347,973.98
  5. Step 5: Solve for x
    x = 2,985,994,347,973.98/2,421,562.60
  6. Step 6: Final answer
    x = 1,233,085.76

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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.