Home / 1,106,528.80-1,659,793.20-634,136.80

Finding the Fourth Proportional to 1,106,528.80, 1,659,793.20 and 634,136.80

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Solution

The fourth proportional to 1,106,528.80, 1,659,793.20 and 634,136.80 is: 951,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,528.80 : 1,659,793.20 = 634,136.80 : x
  2. Step 2: Convert to fraction form
    1,106,528.80/1,659,793.20 = 634,136.80/x
  3. Step 3: Cross multiply
    1,106,528.80x = 1,659,793.20 × 634,136.80
  4. Step 4: Simplify right side
    1,106,528.80x = 1,052,535,948,509.76
  5. Step 5: Solve for x
    x = 1,052,535,948,509.76/1,106,528.80
  6. Step 6: Final answer
    x = 951,205.20

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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.