Home / 1,590,381-2,195,177.02-937,386.54

Finding the Fourth Proportional to 1,590,381, 2,195,177.02 and 937,386.54

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Solution

The fourth proportional to 1,590,381, 2,195,177.02 and 937,386.54 is: 1,293,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,381 : 2,195,177.02 = 937,386.54 : x
  2. Step 2: Convert to fraction form
    1,590,381/2,195,177.02 = 937,386.54/x
  3. Step 3: Cross multiply
    1,590,381x = 2,195,177.02 × 937,386.54
  4. Step 4: Simplify right side
    1,590,381x = 2,057,729,389,121.84
  5. Step 5: Solve for x
    x = 2,057,729,389,121.84/1,590,381
  6. Step 6: Final answer
    x = 1,293,859.39

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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.