Home / 2,838,674.25-3,916,343.39-2,185,498.89

Finding the Fourth Proportional to 2,838,674.25, 3,916,343.39 and 2,185,498.89

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Solution

The fourth proportional to 2,838,674.25, 3,916,343.39 and 2,185,498.89 is: 3,015,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,674.25 : 3,916,343.39 = 2,185,498.89 : x
  2. Step 2: Convert to fraction form
    2,838,674.25/3,916,343.39 = 2,185,498.89/x
  3. Step 3: Cross multiply
    2,838,674.25x = 3,916,343.39 × 2,185,498.89
  4. Step 4: Simplify right side
    2,838,674.25x = 8,559,164,120,776.34
  5. Step 5: Solve for x
    x = 8,559,164,120,776.34/2,838,674.25
  6. Step 6: Final answer
    x = 3,015,197.72

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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.