Home / 2,592,485.20-3,888,727.80-1,635,891.40

Finding the Fourth Proportional to 2,592,485.20, 3,888,727.80 and 1,635,891.40

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Solution

The fourth proportional to 2,592,485.20, 3,888,727.80 and 1,635,891.40 is: 2,453,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,485.20 : 3,888,727.80 = 1,635,891.40 : x
  2. Step 2: Convert to fraction form
    2,592,485.20/3,888,727.80 = 1,635,891.40/x
  3. Step 3: Cross multiply
    2,592,485.20x = 3,888,727.80 × 1,635,891.40
  4. Step 4: Simplify right side
    2,592,485.20x = 6,361,536,364,960.92
  5. Step 5: Solve for x
    x = 6,361,536,364,960.92/2,592,485.20
  6. Step 6: Final answer
    x = 2,453,837.10

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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.