Home / 1,601,388.02-2,209,943.04-876,299.11

Finding the Fourth Proportional to 1,601,388.02, 2,209,943.04 and 876,299.11

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Solution

The fourth proportional to 1,601,388.02, 2,209,943.04 and 876,299.11 is: 1,209,307.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,388.02 : 2,209,943.04 = 876,299.11 : x
  2. Step 2: Convert to fraction form
    1,601,388.02/2,209,943.04 = 876,299.11/x
  3. Step 3: Cross multiply
    1,601,388.02x = 2,209,943.04 × 876,299.11
  4. Step 4: Simplify right side
    1,601,388.02x = 1,936,571,119,102.69
  5. Step 5: Solve for x
    x = 1,936,571,119,102.69/1,601,388.02
  6. Step 6: Final answer
    x = 1,209,307.86

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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.