Home / 1,815,260.40-2,718,743.40-1,068,764.40

Finding the Fourth Proportional to 1,815,260.40, 2,718,743.40 and 1,068,764.40

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Solution

The fourth proportional to 1,815,260.40, 2,718,743.40 and 1,068,764.40 is: 1,600,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,260.40 : 2,718,743.40 = 1,068,764.40 : x
  2. Step 2: Convert to fraction form
    1,815,260.40/2,718,743.40 = 1,068,764.40/x
  3. Step 3: Cross multiply
    1,815,260.40x = 2,718,743.40 × 1,068,764.40
  4. Step 4: Simplify right side
    1,815,260.40x = 2,905,696,158,654.96
  5. Step 5: Solve for x
    x = 2,905,696,158,654.96/1,815,260.40
  6. Step 6: Final answer
    x = 1,600,704.87

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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.