Home / 1,779,844.60-2,668,587.70-981,508.60

Finding the Fourth Proportional to 1,779,844.60, 2,668,587.70 and 981,508.60

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Solution

The fourth proportional to 1,779,844.60, 2,668,587.70 and 981,508.60 is: 1,471,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,844.60 : 2,668,587.70 = 981,508.60 : x
  2. Step 2: Convert to fraction form
    1,779,844.60/2,668,587.70 = 981,508.60/x
  3. Step 3: Cross multiply
    1,779,844.60x = 2,668,587.70 × 981,508.60
  4. Step 4: Simplify right side
    1,779,844.60x = 2,619,241,777,404.22
  5. Step 5: Solve for x
    x = 2,619,241,777,404.22/1,779,844.60
  6. Step 6: Final answer
    x = 1,471,612.62

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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.