Home / 2,049,205.30-3,073,807.95-1,990,156.30

Finding the Fourth Proportional to 2,049,205.30, 3,073,807.95 and 1,990,156.30

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Solution

The fourth proportional to 2,049,205.30, 3,073,807.95 and 1,990,156.30 is: 2,985,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,205.30 : 3,073,807.95 = 1,990,156.30 : x
  2. Step 2: Convert to fraction form
    2,049,205.30/3,073,807.95 = 1,990,156.30/x
  3. Step 3: Cross multiply
    2,049,205.30x = 3,073,807.95 × 1,990,156.30
  4. Step 4: Simplify right side
    2,049,205.30x = 6,117,358,256,682.59
  5. Step 5: Solve for x
    x = 6,117,358,256,682.59/2,049,205.30
  6. Step 6: Final answer
    x = 2,985,234.45

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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.