Home / 1,115,700.62-1,672,885.71-441,878.63

Finding the Fourth Proportional to 1,115,700.62, 1,672,885.71 and 441,878.63

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Solution

The fourth proportional to 1,115,700.62, 1,672,885.71 and 441,878.63 is: 662,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,700.62 : 1,672,885.71 = 441,878.63 : x
  2. Step 2: Convert to fraction form
    1,115,700.62/1,672,885.71 = 441,878.63/x
  3. Step 3: Cross multiply
    1,115,700.62x = 1,672,885.71 × 441,878.63
  4. Step 4: Simplify right side
    1,115,700.62x = 739,212,437,316.95
  5. Step 5: Solve for x
    x = 739,212,437,316.95/1,115,700.62
  6. Step 6: Final answer
    x = 662,554.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.