Home / 1,283,918.14-1,771,806.90-710,958.39

Finding the Fourth Proportional to 1,283,918.14, 1,771,806.90 and 710,958.39

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Solution

The fourth proportional to 1,283,918.14, 1,771,806.90 and 710,958.39 is: 981,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,918.14 : 1,771,806.90 = 710,958.39 : x
  2. Step 2: Convert to fraction form
    1,283,918.14/1,771,806.90 = 710,958.39/x
  3. Step 3: Cross multiply
    1,283,918.14x = 1,771,806.90 × 710,958.39
  4. Step 4: Simplify right side
    1,283,918.14x = 1,259,680,981,014.89
  5. Step 5: Solve for x
    x = 1,259,680,981,014.89/1,283,918.14
  6. Step 6: Final answer
    x = 981,122.50

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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.