Home / 1,197,442.40-1,654,632.07-852,679.78

Finding the Fourth Proportional to 1,197,442.40, 1,654,632.07 and 852,679.78

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Solution

The fourth proportional to 1,197,442.40, 1,654,632.07 and 852,679.78 is: 1,178,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,442.40 : 1,654,632.07 = 852,679.78 : x
  2. Step 2: Convert to fraction form
    1,197,442.40/1,654,632.07 = 852,679.78/x
  3. Step 3: Cross multiply
    1,197,442.40x = 1,654,632.07 × 852,679.78
  4. Step 4: Simplify right side
    1,197,442.40x = 1,410,871,309,428.54
  5. Step 5: Solve for x
    x = 1,410,871,309,428.54/1,197,442.40
  6. Step 6: Final answer
    x = 1,178,237.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.