Home / 1,300,370.36-1,794,871.82-756,611.20

Finding the Fourth Proportional to 1,300,370.36, 1,794,871.82 and 756,611.20

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Solution

The fourth proportional to 1,300,370.36, 1,794,871.82 and 756,611.20 is: 1,044,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,370.36 : 1,794,871.82 = 756,611.20 : x
  2. Step 2: Convert to fraction form
    1,300,370.36/1,794,871.82 = 756,611.20/x
  3. Step 3: Cross multiply
    1,300,370.36x = 1,794,871.82 × 756,611.20
  4. Step 4: Simplify right side
    1,300,370.36x = 1,358,020,121,576.38
  5. Step 5: Solve for x
    x = 1,358,020,121,576.38/1,300,370.36
  6. Step 6: Final answer
    x = 1,044,333.34

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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.