Home / 1,382,111.72-2,073,272.54-471,011.04

Finding the Fourth Proportional to 1,382,111.72, 2,073,272.54 and 471,011.04

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Solution

The fourth proportional to 1,382,111.72, 2,073,272.54 and 471,011.04 is: 706,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,111.72 : 2,073,272.54 = 471,011.04 : x
  2. Step 2: Convert to fraction form
    1,382,111.72/2,073,272.54 = 471,011.04/x
  3. Step 3: Cross multiply
    1,382,111.72x = 2,073,272.54 × 471,011.04
  4. Step 4: Simplify right side
    1,382,111.72x = 976,534,255,268.84
  5. Step 5: Solve for x
    x = 976,534,255,268.84/1,382,111.72
  6. Step 6: Final answer
    x = 706,552.33

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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.