Home / 2,672,687.64-4,009,621.14-779,577.24

Finding the Fourth Proportional to 2,672,687.64, 4,009,621.14 and 779,577.24

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Solution

The fourth proportional to 2,672,687.64, 4,009,621.14 and 779,577.24 is: 1,169,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,687.64 : 4,009,621.14 = 779,577.24 : x
  2. Step 2: Convert to fraction form
    2,672,687.64/4,009,621.14 = 779,577.24/x
  3. Step 3: Cross multiply
    2,672,687.64x = 4,009,621.14 × 779,577.24
  4. Step 4: Simplify right side
    2,672,687.64x = 3,125,809,381,766.85
  5. Step 5: Solve for x
    x = 3,125,809,381,766.85/2,672,687.64
  6. Step 6: Final answer
    x = 1,169,537.86

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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.