Home / 1,237,000.05-1,854,915.25-479,196.45

Finding the Fourth Proportional to 1,237,000.05, 1,854,915.25 and 479,196.45

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Solution

The fourth proportional to 1,237,000.05, 1,854,915.25 and 479,196.45 is: 718,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,000.05 : 1,854,915.25 = 479,196.45 : x
  2. Step 2: Convert to fraction form
    1,237,000.05/1,854,915.25 = 479,196.45/x
  3. Step 3: Cross multiply
    1,237,000.05x = 1,854,915.25 × 479,196.45
  4. Step 4: Simplify right side
    1,237,000.05x = 888,868,800,454.88
  5. Step 5: Solve for x
    x = 888,868,800,454.88/1,237,000.05
  6. Step 6: Final answer
    x = 718,568.12

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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.