Home / 3,289,357.83-4,536,800.51-2,831,239.65

Finding the Fourth Proportional to 3,289,357.83, 4,536,800.51 and 2,831,239.65

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Solution

The fourth proportional to 3,289,357.83, 4,536,800.51 and 2,831,239.65 is: 3,904,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,357.83 : 4,536,800.51 = 2,831,239.65 : x
  2. Step 2: Convert to fraction form
    3,289,357.83/4,536,800.51 = 2,831,239.65/x
  3. Step 3: Cross multiply
    3,289,357.83x = 4,536,800.51 × 2,831,239.65
  4. Step 4: Simplify right side
    3,289,357.83x = 12,844,769,473,896.02
  5. Step 5: Solve for x
    x = 12,844,769,473,896.02/3,289,357.83
  6. Step 6: Final answer
    x = 3,904,947.45

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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.