Home / 1,276,037.66-1,760,971.86-732,272.92

Finding the Fourth Proportional to 1,276,037.66, 1,760,971.86 and 732,272.92

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Solution

The fourth proportional to 1,276,037.66, 1,760,971.86 and 732,272.92 is: 1,010,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,037.66 : 1,760,971.86 = 732,272.92 : x
  2. Step 2: Convert to fraction form
    1,276,037.66/1,760,971.86 = 732,272.92/x
  3. Step 3: Cross multiply
    1,276,037.66x = 1,760,971.86 × 732,272.92
  4. Step 4: Simplify right side
    1,276,037.66x = 1,289,512,001,557.60
  5. Step 5: Solve for x
    x = 1,289,512,001,557.60/1,276,037.66
  6. Step 6: Final answer
    x = 1,010,559.52

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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.