Home / 1,441,094.68-1,988,718.46-787,721.56

Finding the Fourth Proportional to 1,441,094.68, 1,988,718.46 and 787,721.56

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Solution

The fourth proportional to 1,441,094.68, 1,988,718.46 and 787,721.56 is: 1,087,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,094.68 : 1,988,718.46 = 787,721.56 : x
  2. Step 2: Convert to fraction form
    1,441,094.68/1,988,718.46 = 787,721.56/x
  3. Step 3: Cross multiply
    1,441,094.68x = 1,988,718.46 × 787,721.56
  4. Step 4: Simplify right side
    1,441,094.68x = 1,566,556,407,712.00
  5. Step 5: Solve for x
    x = 1,566,556,407,712.00/1,441,094.68
  6. Step 6: Final answer
    x = 1,087,060.02

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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.