Home / 1,672,863.96-2,308,573.26-908,930.28

Finding the Fourth Proportional to 1,672,863.96, 2,308,573.26 and 908,930.28

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Solution

The fourth proportional to 1,672,863.96, 2,308,573.26 and 908,930.28 is: 1,254,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,863.96 : 2,308,573.26 = 908,930.28 : x
  2. Step 2: Convert to fraction form
    1,672,863.96/2,308,573.26 = 908,930.28/x
  3. Step 3: Cross multiply
    1,672,863.96x = 2,308,573.26 × 908,930.28
  4. Step 4: Simplify right side
    1,672,863.96x = 2,098,332,139,612.31
  5. Step 5: Solve for x
    x = 2,098,332,139,612.31/1,672,863.96
  6. Step 6: Final answer
    x = 1,254,335.19

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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.