Home / 1,283,915.54-1,771,781.66-710,943.41

Finding the Fourth Proportional to 1,283,915.54, 1,771,781.66 and 710,943.41

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Solution

The fourth proportional to 1,283,915.54, 1,771,781.66 and 710,943.41 is: 981,089.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,915.54 : 1,771,781.66 = 710,943.41 : x
  2. Step 2: Convert to fraction form
    1,283,915.54/1,771,781.66 = 710,943.41/x
  3. Step 3: Cross multiply
    1,283,915.54x = 1,771,781.66 × 710,943.41
  4. Step 4: Simplify right side
    1,283,915.54x = 1,259,636,486,710.84
  5. Step 5: Solve for x
    x = 1,259,636,486,710.84/1,283,915.54
  6. Step 6: Final answer
    x = 981,089.84

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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.