Home / 1,306,436.31-1,959,637.10-632,577.87

Finding the Fourth Proportional to 1,306,436.31, 1,959,637.10 and 632,577.87

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Solution

The fourth proportional to 1,306,436.31, 1,959,637.10 and 632,577.87 is: 948,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,436.31 : 1,959,637.10 = 632,577.87 : x
  2. Step 2: Convert to fraction form
    1,306,436.31/1,959,637.10 = 632,577.87/x
  3. Step 3: Cross multiply
    1,306,436.31x = 1,959,637.10 × 632,577.87
  4. Step 4: Simplify right side
    1,306,436.31x = 1,239,623,059,528.09
  5. Step 5: Solve for x
    x = 1,239,623,059,528.09/1,306,436.31
  6. Step 6: Final answer
    x = 948,858.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.