Home / 1,747,798.22-2,621,838.81-485,625.98

Finding the Fourth Proportional to 1,747,798.22, 2,621,838.81 and 485,625.98

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Solution

The fourth proportional to 1,747,798.22, 2,621,838.81 and 485,625.98 is: 728,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,798.22 : 2,621,838.81 = 485,625.98 : x
  2. Step 2: Convert to fraction form
    1,747,798.22/2,621,838.81 = 485,625.98/x
  3. Step 3: Cross multiply
    1,747,798.22x = 2,621,838.81 × 485,625.98
  4. Step 4: Simplify right side
    1,747,798.22x = 1,273,233,041,508.28
  5. Step 5: Solve for x
    x = 1,273,233,041,508.28/1,747,798.22
  6. Step 6: Final answer
    x = 728,478.28

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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.