Home / 2,534,178.15-3,497,205.42-1,388,182.86

Finding the Fourth Proportional to 2,534,178.15, 3,497,205.42 and 1,388,182.86

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Solution

The fourth proportional to 2,534,178.15, 3,497,205.42 and 1,388,182.86 is: 1,915,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534,178.15 : 3,497,205.42 = 1,388,182.86 : x
  2. Step 2: Convert to fraction form
    2,534,178.15/3,497,205.42 = 1,388,182.86/x
  3. Step 3: Cross multiply
    2,534,178.15x = 3,497,205.42 × 1,388,182.86
  4. Step 4: Simplify right side
    2,534,178.15x = 4,854,760,621,943.10
  5. Step 5: Solve for x
    x = 4,854,760,621,943.10/2,534,178.15
  6. Step 6: Final answer
    x = 1,915,714.02

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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.