Home / 3,650,359.80-5,478,650.10-1,631,710.20

Finding the Fourth Proportional to 3,650,359.80, 5,478,650.10 and 1,631,710.20

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Solution

The fourth proportional to 3,650,359.80, 5,478,650.10 and 1,631,710.20 is: 2,448,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,359.80 : 5,478,650.10 = 1,631,710.20 : x
  2. Step 2: Convert to fraction form
    3,650,359.80/5,478,650.10 = 1,631,710.20/x
  3. Step 3: Cross multiply
    3,650,359.80x = 5,478,650.10 × 1,631,710.20
  4. Step 4: Simplify right side
    3,650,359.80x = 8,939,569,250,401.02
  5. Step 5: Solve for x
    x = 8,939,569,250,401.02/3,650,359.80
  6. Step 6: Final answer
    x = 2,448,955.65

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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.