Home / 3,137,205.70-4,705,711.35-893,343.70

Finding the Fourth Proportional to 3,137,205.70, 4,705,711.35 and 893,343.70

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Solution

The fourth proportional to 3,137,205.70, 4,705,711.35 and 893,343.70 is: 1,339,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,205.70 : 4,705,711.35 = 893,343.70 : x
  2. Step 2: Convert to fraction form
    3,137,205.70/4,705,711.35 = 893,343.70/x
  3. Step 3: Cross multiply
    3,137,205.70x = 4,705,711.35 × 893,343.70
  4. Step 4: Simplify right side
    3,137,205.70x = 4,203,817,588,540.99
  5. Step 5: Solve for x
    x = 4,203,817,588,540.99/3,137,205.70
  6. Step 6: Final answer
    x = 1,339,987.87

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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.