Home / 1,464,049.14-2,020,100.64-919,869.66

Finding the Fourth Proportional to 1,464,049.14, 2,020,100.64 and 919,869.66

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Solution

The fourth proportional to 1,464,049.14, 2,020,100.64 and 919,869.66 is: 1,269,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,049.14 : 2,020,100.64 = 919,869.66 : x
  2. Step 2: Convert to fraction form
    1,464,049.14/2,020,100.64 = 919,869.66/x
  3. Step 3: Cross multiply
    1,464,049.14x = 2,020,100.64 × 919,869.66
  4. Step 4: Simplify right side
    1,464,049.14x = 1,858,229,288,882.58
  5. Step 5: Solve for x
    x = 1,858,229,288,882.58/1,464,049.14
  6. Step 6: Final answer
    x = 1,269,239.70

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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.