Home / 1,598,505.96-2,396,200.50-638,675.40

Finding the Fourth Proportional to 1,598,505.96, 2,396,200.50 and 638,675.40

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Solution

The fourth proportional to 1,598,505.96, 2,396,200.50 and 638,675.40 is: 957,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,505.96 : 2,396,200.50 = 638,675.40 : x
  2. Step 2: Convert to fraction form
    1,598,505.96/2,396,200.50 = 638,675.40/x
  3. Step 3: Cross multiply
    1,598,505.96x = 2,396,200.50 × 638,675.40
  4. Step 4: Simplify right side
    1,598,505.96x = 1,530,394,312,817.70
  5. Step 5: Solve for x
    x = 1,530,394,312,817.70/1,598,505.96
  6. Step 6: Final answer
    x = 957,390.43

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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.