Home / 1,629,996.51-2,443,997.85-777,328.95

Finding the Fourth Proportional to 1,629,996.51, 2,443,997.85 and 777,328.95

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Solution

The fourth proportional to 1,629,996.51, 2,443,997.85 and 777,328.95 is: 1,165,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,996.51 : 2,443,997.85 = 777,328.95 : x
  2. Step 2: Convert to fraction form
    1,629,996.51/2,443,997.85 = 777,328.95/x
  3. Step 3: Cross multiply
    1,629,996.51x = 2,443,997.85 × 777,328.95
  4. Step 4: Simplify right side
    1,629,996.51x = 1,899,790,275,045.28
  5. Step 5: Solve for x
    x = 1,899,790,275,045.28/1,629,996.51
  6. Step 6: Final answer
    x = 1,165,518.00

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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.