Home / 1,929,555-2,893,654.08-791,987.76

Finding the Fourth Proportional to 1,929,555, 2,893,654.08 and 791,987.76

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Solution

The fourth proportional to 1,929,555, 2,893,654.08 and 791,987.76 is: 1,187,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,555 : 2,893,654.08 = 791,987.76 : x
  2. Step 2: Convert to fraction form
    1,929,555/2,893,654.08 = 791,987.76/x
  3. Step 3: Cross multiply
    1,929,555x = 2,893,654.08 × 791,987.76
  4. Step 4: Simplify right side
    1,929,555x = 2,291,738,613,034.06
  5. Step 5: Solve for x
    x = 2,291,738,613,034.06/1,929,555
  6. Step 6: Final answer
    x = 1,187,703.18

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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.