Home / 2,935,378.82-4,051,265.55-1,790,123.47

Finding the Fourth Proportional to 2,935,378.82, 4,051,265.55 and 1,790,123.47

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Solution

The fourth proportional to 2,935,378.82, 4,051,265.55 and 1,790,123.47 is: 2,470,640.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,378.82 : 4,051,265.55 = 1,790,123.47 : x
  2. Step 2: Convert to fraction form
    2,935,378.82/4,051,265.55 = 1,790,123.47/x
  3. Step 3: Cross multiply
    2,935,378.82x = 4,051,265.55 × 1,790,123.47
  4. Step 4: Simplify right side
    2,935,378.82x = 7,252,265,544,257.46
  5. Step 5: Solve for x
    x = 7,252,265,544,257.46/2,935,378.82
  6. Step 6: Final answer
    x = 2,470,640.41

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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.