Home / 1,939,040.64-2,669,941.44-1,933,441.92

Finding the Fourth Proportional to 1,939,040.64, 2,669,941.44 and 1,933,441.92

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Solution

The fourth proportional to 1,939,040.64, 2,669,941.44 and 1,933,441.92 is: 2,662,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,040.64 : 2,669,941.44 = 1,933,441.92 : x
  2. Step 2: Convert to fraction form
    1,939,040.64/2,669,941.44 = 1,933,441.92/x
  3. Step 3: Cross multiply
    1,939,040.64x = 2,669,941.44 × 1,933,441.92
  4. Step 4: Simplify right side
    1,939,040.64x = 5,162,176,704,041.16
  5. Step 5: Solve for x
    x = 5,162,176,704,041.16/1,939,040.64
  6. Step 6: Final answer
    x = 2,662,232.34

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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.