Home / 1,348,493.76-2,022,726.67-779,512.77

Finding the Fourth Proportional to 1,348,493.76, 2,022,726.67 and 779,512.77

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Solution

The fourth proportional to 1,348,493.76, 2,022,726.67 and 779,512.77 is: 1,169,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,493.76 : 2,022,726.67 = 779,512.77 : x
  2. Step 2: Convert to fraction form
    1,348,493.76/2,022,726.67 = 779,512.77/x
  3. Step 3: Cross multiply
    1,348,493.76x = 2,022,726.67 × 779,512.77
  4. Step 4: Simplify right side
    1,348,493.76x = 1,576,741,269,484.58
  5. Step 5: Solve for x
    x = 1,576,741,269,484.58/1,348,493.76
  6. Step 6: Final answer
    x = 1,169,261.08

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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.