Home / 3,101,415.90-4,650,218.70-1,205,947.86

Finding the Fourth Proportional to 3,101,415.90, 4,650,218.70 and 1,205,947.86

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Solution

The fourth proportional to 3,101,415.90, 4,650,218.70 and 1,205,947.86 is: 1,808,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,415.90 : 4,650,218.70 = 1,205,947.86 : x
  2. Step 2: Convert to fraction form
    3,101,415.90/4,650,218.70 = 1,205,947.86/x
  3. Step 3: Cross multiply
    3,101,415.90x = 4,650,218.70 × 1,205,947.86
  4. Step 4: Simplify right side
    3,101,415.90x = 5,607,921,289,796.98
  5. Step 5: Solve for x
    x = 5,607,921,289,796.98/3,101,415.90
  6. Step 6: Final answer
    x = 1,808,181.00

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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.