Home / 2,839,405.80-4,252,110.30-1,887,623.40

Finding the Fourth Proportional to 2,839,405.80, 4,252,110.30 and 1,887,623.40

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Solution

The fourth proportional to 2,839,405.80, 4,252,110.30 and 1,887,623.40 is: 2,826,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,405.80 : 4,252,110.30 = 1,887,623.40 : x
  2. Step 2: Convert to fraction form
    2,839,405.80/4,252,110.30 = 1,887,623.40/x
  3. Step 3: Cross multiply
    2,839,405.80x = 4,252,110.30 × 1,887,623.40
  4. Step 4: Simplify right side
    2,839,405.80x = 8,026,382,901,661.02
  5. Step 5: Solve for x
    x = 8,026,382,901,661.02/2,839,405.80
  6. Step 6: Final answer
    x = 2,826,782.60

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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.