Home / 1,904,642.72-2,628,482.76-1,045,233.73

Finding the Fourth Proportional to 1,904,642.72, 2,628,482.76 and 1,045,233.73

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Solution

The fourth proportional to 1,904,642.72, 2,628,482.76 and 1,045,233.73 is: 1,442,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,642.72 : 2,628,482.76 = 1,045,233.73 : x
  2. Step 2: Convert to fraction form
    1,904,642.72/2,628,482.76 = 1,045,233.73/x
  3. Step 3: Cross multiply
    1,904,642.72x = 2,628,482.76 × 1,045,233.73
  4. Step 4: Simplify right side
    1,904,642.72x = 2,747,378,832,904.29
  5. Step 5: Solve for x
    x = 2,747,378,832,904.29/1,904,642.72
  6. Step 6: Final answer
    x = 1,442,464.15

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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.