Home / 2,758,817.16-3,805,917.18-1,993,658.76

Finding the Fourth Proportional to 2,758,817.16, 3,805,917.18 and 1,993,658.76

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Solution

The fourth proportional to 2,758,817.16, 3,805,917.18 and 1,993,658.76 is: 2,750,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,817.16 : 3,805,917.18 = 1,993,658.76 : x
  2. Step 2: Convert to fraction form
    2,758,817.16/3,805,917.18 = 1,993,658.76/x
  3. Step 3: Cross multiply
    2,758,817.16x = 3,805,917.18 × 1,993,658.76
  4. Step 4: Simplify right side
    2,758,817.16x = 7,587,700,125,741.50
  5. Step 5: Solve for x
    x = 7,587,700,125,741.50/2,758,817.16
  6. Step 6: Final answer
    x = 2,750,345.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.