Home / 1,236,722.02-1,851,933.54-814,718.50

Finding the Fourth Proportional to 1,236,722.02, 1,851,933.54 and 814,718.50

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Solution

The fourth proportional to 1,236,722.02, 1,851,933.54 and 814,718.50 is: 1,220,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,722.02 : 1,851,933.54 = 814,718.50 : x
  2. Step 2: Convert to fraction form
    1,236,722.02/1,851,933.54 = 814,718.50/x
  3. Step 3: Cross multiply
    1,236,722.02x = 1,851,933.54 × 814,718.50
  4. Step 4: Simplify right side
    1,236,722.02x = 1,508,804,515,808.49
  5. Step 5: Solve for x
    x = 1,508,804,515,808.49/1,236,722.02
  6. Step 6: Final answer
    x = 1,220,002.95

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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.