Home / 1,904,455.28-2,628,112.38-1,045,008.04

Finding the Fourth Proportional to 1,904,455.28, 2,628,112.38 and 1,045,008.04

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Solution

The fourth proportional to 1,904,455.28, 2,628,112.38 and 1,045,008.04 is: 1,442,091.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,455.28 : 2,628,112.38 = 1,045,008.04 : x
  2. Step 2: Convert to fraction form
    1,904,455.28/2,628,112.38 = 1,045,008.04/x
  3. Step 3: Cross multiply
    1,904,455.28x = 2,628,112.38 × 1,045,008.04
  4. Step 4: Simplify right side
    1,904,455.28x = 2,746,398,567,123.54
  5. Step 5: Solve for x
    x = 2,746,398,567,123.54/1,904,455.28
  6. Step 6: Final answer
    x = 1,442,091.39

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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.