Home / 1,617,127.08-2,231,596.26-891,959.22

Finding the Fourth Proportional to 1,617,127.08, 2,231,596.26 and 891,959.22

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Solution

The fourth proportional to 1,617,127.08, 2,231,596.26 and 891,959.22 is: 1,230,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,127.08 : 2,231,596.26 = 891,959.22 : x
  2. Step 2: Convert to fraction form
    1,617,127.08/2,231,596.26 = 891,959.22/x
  3. Step 3: Cross multiply
    1,617,127.08x = 2,231,596.26 × 891,959.22
  4. Step 4: Simplify right side
    1,617,127.08x = 1,990,492,859,424.52
  5. Step 5: Solve for x
    x = 1,990,492,859,424.52/1,617,127.08
  6. Step 6: Final answer
    x = 1,230,882.15

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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.