Home / 1,319,624.20-1,979,241.90-373,090.60

Finding the Fourth Proportional to 1,319,624.20, 1,979,241.90 and 373,090.60

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Solution

The fourth proportional to 1,319,624.20, 1,979,241.90 and 373,090.60 is: 559,580.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,624.20 : 1,979,241.90 = 373,090.60 : x
  2. Step 2: Convert to fraction form
    1,319,624.20/1,979,241.90 = 373,090.60/x
  3. Step 3: Cross multiply
    1,319,624.20x = 1,979,241.90 × 373,090.60
  4. Step 4: Simplify right side
    1,319,624.20x = 738,436,548,016.14
  5. Step 5: Solve for x
    x = 738,436,548,016.14/1,319,624.20
  6. Step 6: Final answer
    x = 559,580.94

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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.