Home / 5,115,766.84-7,669,111.23-1,876,559.40

Finding the Fourth Proportional to 5,115,766.84, 7,669,111.23 and 1,876,559.40

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Solution

The fourth proportional to 5,115,766.84, 7,669,111.23 and 1,876,559.40 is: 2,813,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,766.84 : 7,669,111.23 = 1,876,559.40 : x
  2. Step 2: Convert to fraction form
    5,115,766.84/7,669,111.23 = 1,876,559.40/x
  3. Step 3: Cross multiply
    5,115,766.84x = 7,669,111.23 × 1,876,559.40
  4. Step 4: Simplify right side
    5,115,766.84x = 14,391,542,768,302.06
  5. Step 5: Solve for x
    x = 14,391,542,768,302.06/5,115,766.84
  6. Step 6: Final answer
    x = 2,813,174.10

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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.