Home / 1,464,109.84-2,019,663.78-1,029,195.76

Finding the Fourth Proportional to 1,464,109.84, 2,019,663.78 and 1,029,195.76

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Solution

The fourth proportional to 1,464,109.84, 2,019,663.78 and 1,029,195.76 is: 1,419,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,109.84 : 2,019,663.78 = 1,029,195.76 : x
  2. Step 2: Convert to fraction form
    1,464,109.84/2,019,663.78 = 1,029,195.76/x
  3. Step 3: Cross multiply
    1,464,109.84x = 2,019,663.78 × 1,029,195.76
  4. Step 4: Simplify right side
    1,464,109.84x = 2,078,629,399,001.57
  5. Step 5: Solve for x
    x = 2,078,629,399,001.57/1,464,109.84
  6. Step 6: Final answer
    x = 1,419,722.31

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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.