Home / 2,156,225.05-2,972,497.26-1,696,546.81

Finding the Fourth Proportional to 2,156,225.05, 2,972,497.26 and 1,696,546.81

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Solution

The fourth proportional to 2,156,225.05, 2,972,497.26 and 1,696,546.81 is: 2,338,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,225.05 : 2,972,497.26 = 1,696,546.81 : x
  2. Step 2: Convert to fraction form
    2,156,225.05/2,972,497.26 = 1,696,546.81/x
  3. Step 3: Cross multiply
    2,156,225.05x = 2,972,497.26 × 1,696,546.81
  4. Step 4: Simplify right side
    2,156,225.05x = 5,042,980,744,186.74
  5. Step 5: Solve for x
    x = 5,042,980,744,186.74/2,156,225.05
  6. Step 6: Final answer
    x = 2,338,800.74

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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.