Home / 1,217,419.95-1,679,891.83-701,340.94

Finding the Fourth Proportional to 1,217,419.95, 1,679,891.83 and 701,340.94

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Solution

The fourth proportional to 1,217,419.95, 1,679,891.83 and 701,340.94 is: 967,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,419.95 : 1,679,891.83 = 701,340.94 : x
  2. Step 2: Convert to fraction form
    1,217,419.95/1,679,891.83 = 701,340.94/x
  3. Step 3: Cross multiply
    1,217,419.95x = 1,679,891.83 × 701,340.94
  4. Step 4: Simplify right side
    1,217,419.95x = 1,178,176,915,150.52
  5. Step 5: Solve for x
    x = 1,178,176,915,150.52/1,217,419.95
  6. Step 6: Final answer
    x = 967,765.41

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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.