Home / 1,508,905.02-2,082,114.40-864,286.77

Finding the Fourth Proportional to 1,508,905.02, 2,082,114.40 and 864,286.77

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Solution

The fourth proportional to 1,508,905.02, 2,082,114.40 and 864,286.77 is: 1,192,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,905.02 : 2,082,114.40 = 864,286.77 : x
  2. Step 2: Convert to fraction form
    1,508,905.02/2,082,114.40 = 864,286.77/x
  3. Step 3: Cross multiply
    1,508,905.02x = 2,082,114.40 × 864,286.77
  4. Step 4: Simplify right side
    1,508,905.02x = 1,799,543,929,546.49
  5. Step 5: Solve for x
    x = 1,799,543,929,546.49/1,508,905.02
  6. Step 6: Final answer
    x = 1,192,615.77

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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.