Home / 2,405,847.02-3,320,068.78-1,318,159.84

Finding the Fourth Proportional to 2,405,847.02, 3,320,068.78 and 1,318,159.84

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Solution

The fourth proportional to 2,405,847.02, 3,320,068.78 and 1,318,159.84 is: 1,819,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,847.02 : 3,320,068.78 = 1,318,159.84 : x
  2. Step 2: Convert to fraction form
    2,405,847.02/3,320,068.78 = 1,318,159.84/x
  3. Step 3: Cross multiply
    2,405,847.02x = 3,320,068.78 × 1,318,159.84
  4. Step 4: Simplify right side
    2,405,847.02x = 4,376,381,331,833.80
  5. Step 5: Solve for x
    x = 4,376,381,331,833.80/2,405,847.02
  6. Step 6: Final answer
    x = 1,819,060.52

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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.