Home / 1,601,386.02-2,209,940.28-876,297.11

Finding the Fourth Proportional to 1,601,386.02, 2,209,940.28 and 876,297.11

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Solution

The fourth proportional to 1,601,386.02, 2,209,940.28 and 876,297.11 is: 1,209,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,386.02 : 2,209,940.28 = 876,297.11 : x
  2. Step 2: Convert to fraction form
    1,601,386.02/2,209,940.28 = 876,297.11/x
  3. Step 3: Cross multiply
    1,601,386.02x = 2,209,940.28 × 876,297.11
  4. Step 4: Simplify right side
    1,601,386.02x = 1,936,564,269,586.89
  5. Step 5: Solve for x
    x = 1,936,564,269,586.89/1,601,386.02
  6. Step 6: Final answer
    x = 1,209,305.09

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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.