Home / 1,554,908.58-2,145,687.08-857,166.88

Finding the Fourth Proportional to 1,554,908.58, 2,145,687.08 and 857,166.88

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Solution

The fourth proportional to 1,554,908.58, 2,145,687.08 and 857,166.88 is: 1,182,842.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,908.58 : 2,145,687.08 = 857,166.88 : x
  2. Step 2: Convert to fraction form
    1,554,908.58/2,145,687.08 = 857,166.88/x
  3. Step 3: Cross multiply
    1,554,908.58x = 2,145,687.08 × 857,166.88
  4. Step 4: Simplify right side
    1,554,908.58x = 1,839,211,899,819.91
  5. Step 5: Solve for x
    x = 1,839,211,899,819.91/1,554,908.58
  6. Step 6: Final answer
    x = 1,182,842.47

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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.