Home / 1,760,293.16-2,640,439.80-961,138.79

Finding the Fourth Proportional to 1,760,293.16, 2,640,439.80 and 961,138.79

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Solution

The fourth proportional to 1,760,293.16, 2,640,439.80 and 961,138.79 is: 1,441,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,293.16 : 2,640,439.80 = 961,138.79 : x
  2. Step 2: Convert to fraction form
    1,760,293.16/2,640,439.80 = 961,138.79/x
  3. Step 3: Cross multiply
    1,760,293.16x = 2,640,439.80 × 961,138.79
  4. Step 4: Simplify right side
    1,760,293.16x = 2,537,829,101,237.64
  5. Step 5: Solve for x
    x = 2,537,829,101,237.64/1,760,293.16
  6. Step 6: Final answer
    x = 1,441,708.21

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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.