Home / 1,618,563.72-2,233,618.16-893,411.60

Finding the Fourth Proportional to 1,618,563.72, 2,233,618.16 and 893,411.60

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Solution

The fourth proportional to 1,618,563.72, 2,233,618.16 and 893,411.60 is: 1,232,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,563.72 : 2,233,618.16 = 893,411.60 : x
  2. Step 2: Convert to fraction form
    1,618,563.72/2,233,618.16 = 893,411.60/x
  3. Step 3: Cross multiply
    1,618,563.72x = 2,233,618.16 × 893,411.60
  4. Step 4: Simplify right side
    1,618,563.72x = 1,995,540,365,180.09
  5. Step 5: Solve for x
    x = 1,995,540,365,180.09/1,618,563.72
  6. Step 6: Final answer
    x = 1,232,908.13

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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.