Home / 1,038,230.60-1,557,345.90-863,270.60

Finding the Fourth Proportional to 1,038,230.60, 1,557,345.90 and 863,270.60

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Solution

The fourth proportional to 1,038,230.60, 1,557,345.90 and 863,270.60 is: 1,294,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,230.60 : 1,557,345.90 = 863,270.60 : x
  2. Step 2: Convert to fraction form
    1,038,230.60/1,557,345.90 = 863,270.60/x
  3. Step 3: Cross multiply
    1,038,230.60x = 1,557,345.90 × 863,270.60
  4. Step 4: Simplify right side
    1,038,230.60x = 1,344,410,929,500.54
  5. Step 5: Solve for x
    x = 1,344,410,929,500.54/1,038,230.60
  6. Step 6: Final answer
    x = 1,294,905.90

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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.