Home / 1,932,338.20-2,898,507.30-1,888,051.45

Finding the Fourth Proportional to 1,932,338.20, 2,898,507.30 and 1,888,051.45

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Solution

The fourth proportional to 1,932,338.20, 2,898,507.30 and 1,888,051.45 is: 2,832,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,338.20 : 2,898,507.30 = 1,888,051.45 : x
  2. Step 2: Convert to fraction form
    1,932,338.20/2,898,507.30 = 1,888,051.45/x
  3. Step 3: Cross multiply
    1,932,338.20x = 2,898,507.30 × 1,888,051.45
  4. Step 4: Simplify right side
    1,932,338.20x = 5,472,530,910,600.59
  5. Step 5: Solve for x
    x = 5,472,530,910,600.59/1,932,338.20
  6. Step 6: Final answer
    x = 2,832,077.18

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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.