Home / 1,599,308.31-2,207,042.27-910,979.90

Finding the Fourth Proportional to 1,599,308.31, 2,207,042.27 and 910,979.90

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Solution

The fourth proportional to 1,599,308.31, 2,207,042.27 and 910,979.90 is: 1,257,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,308.31 : 2,207,042.27 = 910,979.90 : x
  2. Step 2: Convert to fraction form
    1,599,308.31/2,207,042.27 = 910,979.90/x
  3. Step 3: Cross multiply
    1,599,308.31x = 2,207,042.27 × 910,979.90
  4. Step 4: Simplify right side
    1,599,308.31x = 2,010,571,146,420.37
  5. Step 5: Solve for x
    x = 2,010,571,146,420.37/1,599,308.31
  6. Step 6: Final answer
    x = 1,257,150.44

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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.