Home / 1,230,372.60-1,843,830.90-978,084.60

Finding the Fourth Proportional to 1,230,372.60, 1,843,830.90 and 978,084.60

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Solution

The fourth proportional to 1,230,372.60, 1,843,830.90 and 978,084.60 is: 1,465,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,372.60 : 1,843,830.90 = 978,084.60 : x
  2. Step 2: Convert to fraction form
    1,230,372.60/1,843,830.90 = 978,084.60/x
  3. Step 3: Cross multiply
    1,230,372.60x = 1,843,830.90 × 978,084.60
  4. Step 4: Simplify right side
    1,230,372.60x = 1,803,422,608,294.14
  5. Step 5: Solve for x
    x = 1,803,422,608,294.14/1,230,372.60
  6. Step 6: Final answer
    x = 1,465,753.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.