Home / 1,947,952.13-2,921,845.03-1,902,336.77

Finding the Fourth Proportional to 1,947,952.13, 2,921,845.03 and 1,902,336.77

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Solution

The fourth proportional to 1,947,952.13, 2,921,845.03 and 1,902,336.77 is: 2,853,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,952.13 : 2,921,845.03 = 1,902,336.77 : x
  2. Step 2: Convert to fraction form
    1,947,952.13/2,921,845.03 = 1,902,336.77/x
  3. Step 3: Cross multiply
    1,947,952.13x = 2,921,845.03 × 1,902,336.77
  4. Step 4: Simplify right side
    1,947,952.13x = 5,558,333,239,359.52
  5. Step 5: Solve for x
    x = 5,558,333,239,359.52/1,947,952.13
  6. Step 6: Final answer
    x = 2,853,423.95

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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.