Home / 1,283,930.50-1,771,802.28-710,958.36

Finding the Fourth Proportional to 1,283,930.50, 1,771,802.28 and 710,958.36

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Solution

The fourth proportional to 1,283,930.50, 1,771,802.28 and 710,958.36 is: 981,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,930.50 : 1,771,802.28 = 710,958.36 : x
  2. Step 2: Convert to fraction form
    1,283,930.50/1,771,802.28 = 710,958.36/x
  3. Step 3: Cross multiply
    1,283,930.50x = 1,771,802.28 × 710,958.36
  4. Step 4: Simplify right side
    1,283,930.50x = 1,259,677,643,233.06
  5. Step 5: Solve for x
    x = 1,259,677,643,233.06/1,283,930.50
  6. Step 6: Final answer
    x = 981,110.46

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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.