Home / 1,491,842.91-2,058,990.12-880,145.22

Finding the Fourth Proportional to 1,491,842.91, 2,058,990.12 and 880,145.22

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Solution

The fourth proportional to 1,491,842.91, 2,058,990.12 and 880,145.22 is: 1,214,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,842.91 : 2,058,990.12 = 880,145.22 : x
  2. Step 2: Convert to fraction form
    1,491,842.91/2,058,990.12 = 880,145.22/x
  3. Step 3: Cross multiply
    1,491,842.91x = 2,058,990.12 × 880,145.22
  4. Step 4: Simplify right side
    1,491,842.91x = 1,812,210,312,145.23
  5. Step 5: Solve for x
    x = 1,812,210,312,145.23/1,491,842.91
  6. Step 6: Final answer
    x = 1,214,746.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.