Home / 3,363,379.22-4,641,571.40-1,913,037.36

Finding the Fourth Proportional to 3,363,379.22, 4,641,571.40 and 1,913,037.36

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Solution

The fourth proportional to 3,363,379.22, 4,641,571.40 and 1,913,037.36 is: 2,640,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363,379.22 : 4,641,571.40 = 1,913,037.36 : x
  2. Step 2: Convert to fraction form
    3,363,379.22/4,641,571.40 = 1,913,037.36/x
  3. Step 3: Cross multiply
    3,363,379.22x = 4,641,571.40 × 1,913,037.36
  4. Step 4: Simplify right side
    3,363,379.22x = 8,879,499,487,742.32
  5. Step 5: Solve for x
    x = 8,879,499,487,742.32/3,363,379.22
  6. Step 6: Final answer
    x = 2,640,053.03

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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.