Home / 2,049,821.20-3,074,731.80-553,913.20

Finding the Fourth Proportional to 2,049,821.20, 3,074,731.80 and 553,913.20

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Solution

The fourth proportional to 2,049,821.20, 3,074,731.80 and 553,913.20 is: 830,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,821.20 : 3,074,731.80 = 553,913.20 : x
  2. Step 2: Convert to fraction form
    2,049,821.20/3,074,731.80 = 553,913.20/x
  3. Step 3: Cross multiply
    2,049,821.20x = 3,074,731.80 × 553,913.20
  4. Step 4: Simplify right side
    2,049,821.20x = 1,703,134,530,479.76
  5. Step 5: Solve for x
    x = 1,703,134,530,479.76/2,049,821.20
  6. Step 6: Final answer
    x = 830,869.80

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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.