Home / 1,401,295.91-2,101,621.28-548,387.78

Finding the Fourth Proportional to 1,401,295.91, 2,101,621.28 and 548,387.78

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Solution

The fourth proportional to 1,401,295.91, 2,101,621.28 and 548,387.78 is: 822,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,295.91 : 2,101,621.28 = 548,387.78 : x
  2. Step 2: Convert to fraction form
    1,401,295.91/2,101,621.28 = 548,387.78/x
  3. Step 3: Cross multiply
    1,401,295.91x = 2,101,621.28 × 548,387.78
  4. Step 4: Simplify right side
    1,401,295.91x = 1,152,503,430,652.07
  5. Step 5: Solve for x
    x = 1,152,503,430,652.07/1,401,295.91
  6. Step 6: Final answer
    x = 822,455.43

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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.