Home / 1,632,399.36-2,252,680.32-907,238.40

Finding the Fourth Proportional to 1,632,399.36, 2,252,680.32 and 907,238.40

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Solution

The fourth proportional to 1,632,399.36, 2,252,680.32 and 907,238.40 is: 1,251,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,399.36 : 2,252,680.32 = 907,238.40 : x
  2. Step 2: Convert to fraction form
    1,632,399.36/2,252,680.32 = 907,238.40/x
  3. Step 3: Cross multiply
    1,632,399.36x = 2,252,680.32 × 907,238.40
  4. Step 4: Simplify right side
    1,632,399.36x = 2,043,718,089,228.29
  5. Step 5: Solve for x
    x = 2,043,718,089,228.29/1,632,399.36
  6. Step 6: Final answer
    x = 1,251,971.88

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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.