Home / 3,239,526.60-4,471,043.43-1,999,858.86

Finding the Fourth Proportional to 3,239,526.60, 4,471,043.43 and 1,999,858.86

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Solution

The fourth proportional to 3,239,526.60, 4,471,043.43 and 1,999,858.86 is: 2,760,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,526.60 : 4,471,043.43 = 1,999,858.86 : x
  2. Step 2: Convert to fraction form
    3,239,526.60/4,471,043.43 = 1,999,858.86/x
  3. Step 3: Cross multiply
    3,239,526.60x = 4,471,043.43 × 1,999,858.86
  4. Step 4: Simplify right side
    3,239,526.60x = 8,941,455,816,930.29
  5. Step 5: Solve for x
    x = 8,941,455,816,930.29/3,239,526.60
  6. Step 6: Final answer
    x = 2,760,111.87

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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.