Home / 2,789,388.91-4,182,457.60-1,081,537

Finding the Fourth Proportional to 2,789,388.91, 4,182,457.60 and 1,081,537

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Solution

The fourth proportional to 2,789,388.91, 4,182,457.60 and 1,081,537 is: 1,621,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,388.91 : 4,182,457.60 = 1,081,537 : x
  2. Step 2: Convert to fraction form
    2,789,388.91/4,182,457.60 = 1,081,537/x
  3. Step 3: Cross multiply
    2,789,388.91x = 4,182,457.60 × 1,081,537
  4. Step 4: Simplify right side
    2,789,388.91x = 4,523,482,645,331.20
  5. Step 5: Solve for x
    x = 4,523,482,645,331.20/2,789,388.91
  6. Step 6: Final answer
    x = 1,621,675.14

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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.