Home / 1,551,829-2,141,524.02-872,780.08

Finding the Fourth Proportional to 1,551,829, 2,141,524.02 and 872,780.08

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Solution

The fourth proportional to 1,551,829, 2,141,524.02 and 872,780.08 is: 1,204,436.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,829 : 2,141,524.02 = 872,780.08 : x
  2. Step 2: Convert to fraction form
    1,551,829/2,141,524.02 = 872,780.08/x
  3. Step 3: Cross multiply
    1,551,829x = 2,141,524.02 × 872,780.08
  4. Step 4: Simplify right side
    1,551,829x = 1,869,079,505,497.52
  5. Step 5: Solve for x
    x = 1,869,079,505,497.52/1,551,829
  6. Step 6: Final answer
    x = 1,204,436.51

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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.