Home / 2,927,526.62-4,039,899.78-1,620,836.78

Finding the Fourth Proportional to 2,927,526.62, 4,039,899.78 and 1,620,836.78

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Solution

The fourth proportional to 2,927,526.62, 4,039,899.78 and 1,620,836.78 is: 2,236,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,526.62 : 4,039,899.78 = 1,620,836.78 : x
  2. Step 2: Convert to fraction form
    2,927,526.62/4,039,899.78 = 1,620,836.78/x
  3. Step 3: Cross multiply
    2,927,526.62x = 4,039,899.78 × 1,620,836.78
  4. Step 4: Simplify right side
    2,927,526.62x = 6,548,018,150,937.91
  5. Step 5: Solve for x
    x = 6,548,018,150,937.91/2,927,526.62
  6. Step 6: Final answer
    x = 2,236,706.61

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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.