Home / 5,387,366.40-8,080,012.80-1,600,972.80

Finding the Fourth Proportional to 5,387,366.40, 8,080,012.80 and 1,600,972.80

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Solution

The fourth proportional to 5,387,366.40, 8,080,012.80 and 1,600,972.80 is: 2,401,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,366.40 : 8,080,012.80 = 1,600,972.80 : x
  2. Step 2: Convert to fraction form
    5,387,366.40/8,080,012.80 = 1,600,972.80/x
  3. Step 3: Cross multiply
    5,387,366.40x = 8,080,012.80 × 1,600,972.80
  4. Step 4: Simplify right side
    5,387,366.40x = 12,935,880,716,451.84
  5. Step 5: Solve for x
    x = 12,935,880,716,451.84/5,387,366.40
  6. Step 6: Final answer
    x = 2,401,151.09

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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.