Home / 913,285.20-1,372,552.20-797,811.60

Finding the Fourth Proportional to 913,285.20, 1,372,552.20 and 797,811.60

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Solution

The fourth proportional to 913,285.20, 1,372,552.20 and 797,811.60 is: 1,199,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,285.20 : 1,372,552.20 = 797,811.60 : x
  2. Step 2: Convert to fraction form
    913,285.20/1,372,552.20 = 797,811.60/x
  3. Step 3: Cross multiply
    913,285.20x = 1,372,552.20 × 797,811.60
  4. Step 4: Simplify right side
    913,285.20x = 1,095,038,066,765.52
  5. Step 5: Solve for x
    x = 1,095,038,066,765.52/913,285.20
  6. Step 6: Final answer
    x = 1,199,009.98

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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.