Home / 3,152,111.20-4,728,166.80-1,876,652.80

Finding the Fourth Proportional to 3,152,111.20, 4,728,166.80 and 1,876,652.80

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Solution

The fourth proportional to 3,152,111.20, 4,728,166.80 and 1,876,652.80 is: 2,814,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,111.20 : 4,728,166.80 = 1,876,652.80 : x
  2. Step 2: Convert to fraction form
    3,152,111.20/4,728,166.80 = 1,876,652.80/x
  3. Step 3: Cross multiply
    3,152,111.20x = 4,728,166.80 × 1,876,652.80
  4. Step 4: Simplify right side
    3,152,111.20x = 8,873,127,464,087.04
  5. Step 5: Solve for x
    x = 8,873,127,464,087.04/3,152,111.20
  6. Step 6: Final answer
    x = 2,814,979.20

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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.