Home / 2,892,328.40-4,335,540.15-1,693,633.70

Finding the Fourth Proportional to 2,892,328.40, 4,335,540.15 and 1,693,633.70

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Solution

The fourth proportional to 2,892,328.40, 4,335,540.15 and 1,693,633.70 is: 2,538,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,328.40 : 4,335,540.15 = 1,693,633.70 : x
  2. Step 2: Convert to fraction form
    2,892,328.40/4,335,540.15 = 1,693,633.70/x
  3. Step 3: Cross multiply
    2,892,328.40x = 4,335,540.15 × 1,693,633.70
  4. Step 4: Simplify right side
    2,892,328.40x = 7,342,816,905,743.06
  5. Step 5: Solve for x
    x = 7,342,816,905,743.06/2,892,328.40
  6. Step 6: Final answer
    x = 2,538,721.71

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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.