Home / 1,672,682.28-2,308,295.52-908,729.16

Finding the Fourth Proportional to 1,672,682.28, 2,308,295.52 and 908,729.16

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Solution

The fourth proportional to 1,672,682.28, 2,308,295.52 and 908,729.16 is: 1,254,042.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,682.28 : 2,308,295.52 = 908,729.16 : x
  2. Step 2: Convert to fraction form
    1,672,682.28/2,308,295.52 = 908,729.16/x
  3. Step 3: Cross multiply
    1,672,682.28x = 2,308,295.52 × 908,729.16
  4. Step 4: Simplify right side
    1,672,682.28x = 2,097,615,448,921.36
  5. Step 5: Solve for x
    x = 2,097,615,448,921.36/1,672,682.28
  6. Step 6: Final answer
    x = 1,254,042.97

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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.