Home / 1,318,759.20-1,977,944.40-372,225.60

Finding the Fourth Proportional to 1,318,759.20, 1,977,944.40 and 372,225.60

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Solution

The fourth proportional to 1,318,759.20, 1,977,944.40 and 372,225.60 is: 558,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,759.20 : 1,977,944.40 = 372,225.60 : x
  2. Step 2: Convert to fraction form
    1,318,759.20/1,977,944.40 = 372,225.60/x
  3. Step 3: Cross multiply
    1,318,759.20x = 1,977,944.40 × 372,225.60
  4. Step 4: Simplify right side
    1,318,759.20x = 736,241,541,056.64
  5. Step 5: Solve for x
    x = 736,241,541,056.64/1,318,759.20
  6. Step 6: Final answer
    x = 558,283.53

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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.