Home / 1,926,536.60-2,888,930.10-728,060.60

Finding the Fourth Proportional to 1,926,536.60, 2,888,930.10 and 728,060.60

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Solution

The fourth proportional to 1,926,536.60, 2,888,930.10 and 728,060.60 is: 1,091,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,536.60 : 2,888,930.10 = 728,060.60 : x
  2. Step 2: Convert to fraction form
    1,926,536.60/2,888,930.10 = 728,060.60/x
  3. Step 3: Cross multiply
    1,926,536.60x = 2,888,930.10 × 728,060.60
  4. Step 4: Simplify right side
    1,926,536.60x = 2,103,316,181,964.06
  5. Step 5: Solve for x
    x = 2,103,316,181,964.06/1,926,536.60
  6. Step 6: Final answer
    x = 1,091,760.30

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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.