Home / 1,324,847.40-1,828,527.84-780,950.88

Finding the Fourth Proportional to 1,324,847.40, 1,828,527.84 and 780,950.88

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Solution

The fourth proportional to 1,324,847.40, 1,828,527.84 and 780,950.88 is: 1,077,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,847.40 : 1,828,527.84 = 780,950.88 : x
  2. Step 2: Convert to fraction form
    1,324,847.40/1,828,527.84 = 780,950.88/x
  3. Step 3: Cross multiply
    1,324,847.40x = 1,828,527.84 × 780,950.88
  4. Step 4: Simplify right side
    1,324,847.40x = 1,427,990,425,752.50
  5. Step 5: Solve for x
    x = 1,427,990,425,752.50/1,324,847.40
  6. Step 6: Final answer
    x = 1,077,852.76

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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.