Home / 1,974,584.25-2,961,876.38-478,676.25

Finding the Fourth Proportional to 1,974,584.25, 2,961,876.38 and 478,676.25

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Solution

The fourth proportional to 1,974,584.25, 2,961,876.38 and 478,676.25 is: 718,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,584.25 : 2,961,876.38 = 478,676.25 : x
  2. Step 2: Convert to fraction form
    1,974,584.25/2,961,876.38 = 478,676.25/x
  3. Step 3: Cross multiply
    1,974,584.25x = 2,961,876.38 × 478,676.25
  4. Step 4: Simplify right side
    1,974,584.25x = 1,417,779,876,148.59
  5. Step 5: Solve for x
    x = 1,417,779,876,148.59/1,974,584.25
  6. Step 6: Final answer
    x = 718,014.38

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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.