Home / 3,173,856-4,380,320.64-1,966,813.44

Finding the Fourth Proportional to 3,173,856, 4,380,320.64 and 1,966,813.44

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Solution

The fourth proportional to 3,173,856, 4,380,320.64 and 1,966,813.44 is: 2,714,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,856 : 4,380,320.64 = 1,966,813.44 : x
  2. Step 2: Convert to fraction form
    3,173,856/4,380,320.64 = 1,966,813.44/x
  3. Step 3: Cross multiply
    3,173,856x = 4,380,320.64 × 1,966,813.44
  4. Step 4: Simplify right side
    3,173,856x = 8,615,273,506,261.40
  5. Step 5: Solve for x
    x = 8,615,273,506,261.40/3,173,856
  6. Step 6: Final answer
    x = 2,714,450.03

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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.