Home / 1,301,630.10-1,796,197.05-757,781.52

Finding the Fourth Proportional to 1,301,630.10, 1,796,197.05 and 757,781.52

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Solution

The fourth proportional to 1,301,630.10, 1,796,197.05 and 757,781.52 is: 1,045,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,630.10 : 1,796,197.05 = 757,781.52 : x
  2. Step 2: Convert to fraction form
    1,301,630.10/1,796,197.05 = 757,781.52/x
  3. Step 3: Cross multiply
    1,301,630.10x = 1,796,197.05 × 757,781.52
  4. Step 4: Simplify right side
    1,301,630.10x = 1,361,124,930,768.52
  5. Step 5: Solve for x
    x = 1,361,124,930,768.52/1,301,630.10
  6. Step 6: Final answer
    x = 1,045,707.94

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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.