Home / 1,377,848.75-2,064,293.10-1,296,795.69

Finding the Fourth Proportional to 1,377,848.75, 2,064,293.10 and 1,296,795.69

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Solution

The fourth proportional to 1,377,848.75, 2,064,293.10 and 1,296,795.69 is: 1,942,859.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,848.75 : 2,064,293.10 = 1,296,795.69 : x
  2. Step 2: Convert to fraction form
    1,377,848.75/2,064,293.10 = 1,296,795.69/x
  3. Step 3: Cross multiply
    1,377,848.75x = 2,064,293.10 × 1,296,795.69
  4. Step 4: Simplify right side
    1,377,848.75x = 2,676,966,394,976.74
  5. Step 5: Solve for x
    x = 2,676,966,394,976.74/1,377,848.75
  6. Step 6: Final answer
    x = 1,942,859.41

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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.