Home / 2,347,772.80-3,518,548.80-2,080,278.40

Finding the Fourth Proportional to 2,347,772.80, 3,518,548.80 and 2,080,278.40

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Solution

The fourth proportional to 2,347,772.80, 3,518,548.80 and 2,080,278.40 is: 3,117,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,772.80 : 3,518,548.80 = 2,080,278.40 : x
  2. Step 2: Convert to fraction form
    2,347,772.80/3,518,548.80 = 2,080,278.40/x
  3. Step 3: Cross multiply
    2,347,772.80x = 3,518,548.80 × 2,080,278.40
  4. Step 4: Simplify right side
    2,347,772.80x = 7,319,561,067,985.92
  5. Step 5: Solve for x
    x = 7,319,561,067,985.92/2,347,772.80
  6. Step 6: Final answer
    x = 3,117,661.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.