Home / 2,824,943.04-3,899,275.20-1,920,049.92

Finding the Fourth Proportional to 2,824,943.04, 3,899,275.20 and 1,920,049.92

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Solution

The fourth proportional to 2,824,943.04, 3,899,275.20 and 1,920,049.92 is: 2,650,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,943.04 : 3,899,275.20 = 1,920,049.92 : x
  2. Step 2: Convert to fraction form
    2,824,943.04/3,899,275.20 = 1,920,049.92/x
  3. Step 3: Cross multiply
    2,824,943.04x = 3,899,275.20 × 1,920,049.92
  4. Step 4: Simplify right side
    2,824,943.04x = 7,486,803,035,817.99
  5. Step 5: Solve for x
    x = 7,486,803,035,817.99/2,824,943.04
  6. Step 6: Final answer
    x = 2,650,249.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.