Home / 1,552,021.95-2,141,860.38-872,958.45

Finding the Fourth Proportional to 1,552,021.95, 2,141,860.38 and 872,958.45

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Solution

The fourth proportional to 1,552,021.95, 2,141,860.38 and 872,958.45 is: 1,204,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,021.95 : 2,141,860.38 = 872,958.45 : x
  2. Step 2: Convert to fraction form
    1,552,021.95/2,141,860.38 = 872,958.45/x
  3. Step 3: Cross multiply
    1,552,021.95x = 2,141,860.38 × 872,958.45
  4. Step 4: Simplify right side
    1,552,021.95x = 1,869,755,117,441.21
  5. Step 5: Solve for x
    x = 1,869,755,117,441.21/1,552,021.95
  6. Step 6: Final answer
    x = 1,204,722.08

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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.