Home / 1,212,245.84-1,672,785.06-702,893

Finding the Fourth Proportional to 1,212,245.84, 1,672,785.06 and 702,893

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Solution

The fourth proportional to 1,212,245.84, 1,672,785.06 and 702,893 is: 969,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,245.84 : 1,672,785.06 = 702,893 : x
  2. Step 2: Convert to fraction form
    1,212,245.84/1,672,785.06 = 702,893/x
  3. Step 3: Cross multiply
    1,212,245.84x = 1,672,785.06 × 702,893
  4. Step 4: Simplify right side
    1,212,245.84x = 1,175,788,909,178.58
  5. Step 5: Solve for x
    x = 1,175,788,909,178.58/1,212,245.84
  6. Step 6: Final answer
    x = 969,926.12

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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.