Home / 1,364,822.78-2,047,160.40-418,196.30

Finding the Fourth Proportional to 1,364,822.78, 2,047,160.40 and 418,196.30

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Solution

The fourth proportional to 1,364,822.78, 2,047,160.40 and 418,196.30 is: 627,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,822.78 : 2,047,160.40 = 418,196.30 : x
  2. Step 2: Convert to fraction form
    1,364,822.78/2,047,160.40 = 418,196.30/x
  3. Step 3: Cross multiply
    1,364,822.78x = 2,047,160.40 × 418,196.30
  4. Step 4: Simplify right side
    1,364,822.78x = 856,114,904,786.52
  5. Step 5: Solve for x
    x = 856,114,904,786.52/1,364,822.78
  6. Step 6: Final answer
    x = 627,271.85

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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.