Home / 1,283,899.62-1,771,759.58-710,927.50

Finding the Fourth Proportional to 1,283,899.62, 1,771,759.58 and 710,927.50

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Solution

The fourth proportional to 1,283,899.62, 1,771,759.58 and 710,927.50 is: 981,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,899.62 : 1,771,759.58 = 710,927.50 : x
  2. Step 2: Convert to fraction form
    1,283,899.62/1,771,759.58 = 710,927.50/x
  3. Step 3: Cross multiply
    1,283,899.62x = 1,771,759.58 × 710,927.50
  4. Step 4: Simplify right side
    1,283,899.62x = 1,259,592,608,810.45
  5. Step 5: Solve for x
    x = 1,259,592,608,810.45/1,283,899.62
  6. Step 6: Final answer
    x = 981,067.83

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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.