Home / 4,090,658.58-5,645,146.05-2,255,183.28

Finding the Fourth Proportional to 4,090,658.58, 5,645,146.05 and 2,255,183.28

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Solution

The fourth proportional to 4,090,658.58, 5,645,146.05 and 2,255,183.28 is: 3,112,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,658.58 : 5,645,146.05 = 2,255,183.28 : x
  2. Step 2: Convert to fraction form
    4,090,658.58/5,645,146.05 = 2,255,183.28/x
  3. Step 3: Cross multiply
    4,090,658.58x = 5,645,146.05 × 2,255,183.28
  4. Step 4: Simplify right side
    4,090,658.58x = 12,730,838,985,118.04
  5. Step 5: Solve for x
    x = 12,730,838,985,118.04/4,090,658.58
  6. Step 6: Final answer
    x = 3,112,173.44

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1.5x scale

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.