Home / 1,274,537.18-1,758,717-751,213.59

Finding the Fourth Proportional to 1,274,537.18, 1,758,717 and 751,213.59

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Solution

The fourth proportional to 1,274,537.18, 1,758,717 and 751,213.59 is: 1,036,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,537.18 : 1,758,717 = 751,213.59 : x
  2. Step 2: Convert to fraction form
    1,274,537.18/1,758,717 = 751,213.59/x
  3. Step 3: Cross multiply
    1,274,537.18x = 1,758,717 × 751,213.59
  4. Step 4: Simplify right side
    1,274,537.18x = 1,321,172,111,364.03
  5. Step 5: Solve for x
    x = 1,321,172,111,364.03/1,274,537.18
  6. Step 6: Final answer
    x = 1,036,589.70

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Double scale
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1.5x scale

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.