Home / 3,205,260.60-4,807,890.90-961,398.60

Finding the Fourth Proportional to 3,205,260.60, 4,807,890.90 and 961,398.60

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Solution

The fourth proportional to 3,205,260.60, 4,807,890.90 and 961,398.60 is: 1,442,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,260.60 : 4,807,890.90 = 961,398.60 : x
  2. Step 2: Convert to fraction form
    3,205,260.60/4,807,890.90 = 961,398.60/x
  3. Step 3: Cross multiply
    3,205,260.60x = 4,807,890.90 × 961,398.60
  4. Step 4: Simplify right side
    3,205,260.60x = 4,622,299,580,212.74
  5. Step 5: Solve for x
    x = 4,622,299,580,212.74/3,205,260.60
  6. Step 6: Final answer
    x = 1,442,097.90

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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.