Home / 2,405,807.58-3,320,014.39-1,318,120.41

Finding the Fourth Proportional to 2,405,807.58, 3,320,014.39 and 1,318,120.41

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Solution

The fourth proportional to 2,405,807.58, 3,320,014.39 and 1,318,120.41 is: 1,819,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,807.58 : 3,320,014.39 = 1,318,120.41 : x
  2. Step 2: Convert to fraction form
    2,405,807.58/3,320,014.39 = 1,318,120.41/x
  3. Step 3: Cross multiply
    2,405,807.58x = 3,320,014.39 × 1,318,120.41
  4. Step 4: Simplify right side
    2,405,807.58x = 4,376,178,725,657.40
  5. Step 5: Solve for x
    x = 4,376,178,725,657.40/2,405,807.58
  6. Step 6: Final answer
    x = 1,819,006.13

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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.