Home / 2,839,400.80-4,252,102.80-1,887,618.40

Finding the Fourth Proportional to 2,839,400.80, 4,252,102.80 and 1,887,618.40

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Solution

The fourth proportional to 2,839,400.80, 4,252,102.80 and 1,887,618.40 is: 2,826,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,400.80 : 4,252,102.80 = 1,887,618.40 : x
  2. Step 2: Convert to fraction form
    2,839,400.80/4,252,102.80 = 1,887,618.40/x
  3. Step 3: Cross multiply
    2,839,400.80x = 4,252,102.80 × 1,887,618.40
  4. Step 4: Simplify right side
    2,839,400.80x = 8,026,347,483,971.52
  5. Step 5: Solve for x
    x = 8,026,347,483,971.52/2,839,400.80
  6. Step 6: Final answer
    x = 2,826,775.10

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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.