Home / 3,317,214.80-4,576,999.12-1,866,380.86

Finding the Fourth Proportional to 3,317,214.80, 4,576,999.12 and 1,866,380.86

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Solution

The fourth proportional to 3,317,214.80, 4,576,999.12 and 1,866,380.86 is: 2,575,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,214.80 : 4,576,999.12 = 1,866,380.86 : x
  2. Step 2: Convert to fraction form
    3,317,214.80/4,576,999.12 = 1,866,380.86/x
  3. Step 3: Cross multiply
    3,317,214.80x = 4,576,999.12 × 1,866,380.86
  4. Step 4: Simplify right side
    3,317,214.80x = 8,542,423,553,804.84
  5. Step 5: Solve for x
    x = 8,542,423,553,804.84/3,317,214.80
  6. Step 6: Final answer
    x = 2,575,179.50

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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.