Home / 1,796,156.44-2,478,695.92-1,224,195.80

Finding the Fourth Proportional to 1,796,156.44, 2,478,695.92 and 1,224,195.80

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Solution

The fourth proportional to 1,796,156.44, 2,478,695.92 and 1,224,195.80 is: 1,689,390.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,156.44 : 2,478,695.92 = 1,224,195.80 : x
  2. Step 2: Convert to fraction form
    1,796,156.44/2,478,695.92 = 1,224,195.80/x
  3. Step 3: Cross multiply
    1,796,156.44x = 2,478,695.92 × 1,224,195.80
  4. Step 4: Simplify right side
    1,796,156.44x = 3,034,409,119,287.17
  5. Step 5: Solve for x
    x = 3,034,409,119,287.17/1,796,156.44
  6. Step 6: Final answer
    x = 1,689,390.22

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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.