Home / 3,723,688.80-5,585,533.20-1,327,611.60

Finding the Fourth Proportional to 3,723,688.80, 5,585,533.20 and 1,327,611.60

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Solution

The fourth proportional to 3,723,688.80, 5,585,533.20 and 1,327,611.60 is: 1,991,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,688.80 : 5,585,533.20 = 1,327,611.60 : x
  2. Step 2: Convert to fraction form
    3,723,688.80/5,585,533.20 = 1,327,611.60/x
  3. Step 3: Cross multiply
    3,723,688.80x = 5,585,533.20 × 1,327,611.60
  4. Step 4: Simplify right side
    3,723,688.80x = 7,415,418,668,505.12
  5. Step 5: Solve for x
    x = 7,415,418,668,505.12/3,723,688.80
  6. Step 6: Final answer
    x = 1,991,417.40

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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.