Home / 1,283,898.92-1,771,758.86-710,926.80

Finding the Fourth Proportional to 1,283,898.92, 1,771,758.86 and 710,926.80

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Solution

The fourth proportional to 1,283,898.92, 1,771,758.86 and 710,926.80 is: 981,067.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,898.92 : 1,771,758.86 = 710,926.80 : x
  2. Step 2: Convert to fraction form
    1,283,898.92/1,771,758.86 = 710,926.80/x
  3. Step 3: Cross multiply
    1,283,898.92x = 1,771,758.86 × 710,926.80
  4. Step 4: Simplify right side
    1,283,898.92x = 1,259,590,856,711.45
  5. Step 5: Solve for x
    x = 1,259,590,856,711.45/1,283,898.92
  6. Step 6: Final answer
    x = 981,067.00

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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.