Home / 1,611,908.08-2,224,345.30-886,638.72

Finding the Fourth Proportional to 1,611,908.08, 2,224,345.30 and 886,638.72

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Solution

The fourth proportional to 1,611,908.08, 2,224,345.30 and 886,638.72 is: 1,223,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,908.08 : 2,224,345.30 = 886,638.72 : x
  2. Step 2: Convert to fraction form
    1,611,908.08/2,224,345.30 = 886,638.72/x
  3. Step 3: Cross multiply
    1,611,908.08x = 2,224,345.30 × 886,638.72
  4. Step 4: Simplify right side
    1,611,908.08x = 1,972,190,669,630.02
  5. Step 5: Solve for x
    x = 1,972,190,669,630.02/1,611,908.08
  6. Step 6: Final answer
    x = 1,223,513.11

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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.