Home / 2,629,246.60-3,943,869.90-1,212,070.60

Finding the Fourth Proportional to 2,629,246.60, 3,943,869.90 and 1,212,070.60

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Solution

The fourth proportional to 2,629,246.60, 3,943,869.90 and 1,212,070.60 is: 1,818,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,246.60 : 3,943,869.90 = 1,212,070.60 : x
  2. Step 2: Convert to fraction form
    2,629,246.60/3,943,869.90 = 1,212,070.60/x
  3. Step 3: Cross multiply
    2,629,246.60x = 3,943,869.90 × 1,212,070.60
  4. Step 4: Simplify right side
    2,629,246.60x = 4,780,248,756,014.94
  5. Step 5: Solve for x
    x = 4,780,248,756,014.94/2,629,246.60
  6. Step 6: Final answer
    x = 1,818,105.90

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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.