Home / 1,110,726.64-1,666,095.40-269,278.36

Finding the Fourth Proportional to 1,110,726.64, 1,666,095.40 and 269,278.36

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Solution

The fourth proportional to 1,110,726.64, 1,666,095.40 and 269,278.36 is: 403,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,726.64 : 1,666,095.40 = 269,278.36 : x
  2. Step 2: Convert to fraction form
    1,110,726.64/1,666,095.40 = 269,278.36/x
  3. Step 3: Cross multiply
    1,110,726.64x = 1,666,095.40 × 269,278.36
  4. Step 4: Simplify right side
    1,110,726.64x = 448,643,436,915.54
  5. Step 5: Solve for x
    x = 448,643,436,915.54/1,110,726.64
  6. Step 6: Final answer
    x = 403,918.86

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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.