Home / 2,544,155.44-3,511,018.68-1,398,276.40

Finding the Fourth Proportional to 2,544,155.44, 3,511,018.68 and 1,398,276.40

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Solution

The fourth proportional to 2,544,155.44, 3,511,018.68 and 1,398,276.40 is: 1,929,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,155.44 : 3,511,018.68 = 1,398,276.40 : x
  2. Step 2: Convert to fraction form
    2,544,155.44/3,511,018.68 = 1,398,276.40/x
  3. Step 3: Cross multiply
    2,544,155.44x = 3,511,018.68 × 1,398,276.40
  4. Step 4: Simplify right side
    2,544,155.44x = 4,909,374,560,203.15
  5. Step 5: Solve for x
    x = 4,909,374,560,203.15/2,544,155.44
  6. Step 6: Final answer
    x = 1,929,667.69

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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.