Home / 1,117,529.28-1,675,871.10-477,806.27

Finding the Fourth Proportional to 1,117,529.28, 1,675,871.10 and 477,806.27

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Solution

The fourth proportional to 1,117,529.28, 1,675,871.10 and 477,806.27 is: 716,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,529.28 : 1,675,871.10 = 477,806.27 : x
  2. Step 2: Convert to fraction form
    1,117,529.28/1,675,871.10 = 477,806.27/x
  3. Step 3: Cross multiply
    1,117,529.28x = 1,675,871.10 × 477,806.27
  4. Step 4: Simplify right side
    1,117,529.28x = 800,741,710,912.44
  5. Step 5: Solve for x
    x = 800,741,710,912.44/1,117,529.28
  6. Step 6: Final answer
    x = 716,528.62

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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.