Home / 2,515,068.48-3,471,272.64-1,427,441.88

Finding the Fourth Proportional to 2,515,068.48, 3,471,272.64 and 1,427,441.88

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Solution

The fourth proportional to 2,515,068.48, 3,471,272.64 and 1,427,441.88 is: 1,970,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,068.48 : 3,471,272.64 = 1,427,441.88 : x
  2. Step 2: Convert to fraction form
    2,515,068.48/3,471,272.64 = 1,427,441.88/x
  3. Step 3: Cross multiply
    2,515,068.48x = 3,471,272.64 × 1,427,441.88
  4. Step 4: Simplify right side
    2,515,068.48x = 4,955,039,943,234.16
  5. Step 5: Solve for x
    x = 4,955,039,943,234.16/2,515,068.48
  6. Step 6: Final answer
    x = 1,970,141.16

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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.