Home / 1,254,258.07-1,730,908.34-681,331.03

Finding the Fourth Proportional to 1,254,258.07, 1,730,908.34 and 681,331.03

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Solution

The fourth proportional to 1,254,258.07, 1,730,908.34 and 681,331.03 is: 940,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,258.07 : 1,730,908.34 = 681,331.03 : x
  2. Step 2: Convert to fraction form
    1,254,258.07/1,730,908.34 = 681,331.03/x
  3. Step 3: Cross multiply
    1,254,258.07x = 1,730,908.34 × 681,331.03
  4. Step 4: Simplify right side
    1,254,258.07x = 1,179,321,562,127.79
  5. Step 5: Solve for x
    x = 1,179,321,562,127.79/1,254,258.07
  6. Step 6: Final answer
    x = 940,254.31

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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.