Home / 3,115,065-4,673,102.94-1,220,779.56

Finding the Fourth Proportional to 3,115,065, 4,673,102.94 and 1,220,779.56

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Solution

The fourth proportional to 3,115,065, 4,673,102.94 and 1,220,779.56 is: 1,831,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,065 : 4,673,102.94 = 1,220,779.56 : x
  2. Step 2: Convert to fraction form
    3,115,065/4,673,102.94 = 1,220,779.56/x
  3. Step 3: Cross multiply
    3,115,065x = 4,673,102.94 × 1,220,779.56
  4. Step 4: Simplify right side
    3,115,065x = 5,704,828,550,927.91
  5. Step 5: Solve for x
    x = 5,704,828,550,927.91/3,115,065
  6. Step 6: Final answer
    x = 1,831,367.42

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Double scale
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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.