Home / 3,280,519.15-4,920,778.73-1,036,657.15

Finding the Fourth Proportional to 3,280,519.15, 4,920,778.73 and 1,036,657.15

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Solution

The fourth proportional to 3,280,519.15, 4,920,778.73 and 1,036,657.15 is: 1,554,985.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,519.15 : 4,920,778.73 = 1,036,657.15 : x
  2. Step 2: Convert to fraction form
    3,280,519.15/4,920,778.73 = 1,036,657.15/x
  3. Step 3: Cross multiply
    3,280,519.15x = 4,920,778.73 × 1,036,657.15
  4. Step 4: Simplify right side
    3,280,519.15x = 5,101,160,454,022.42
  5. Step 5: Solve for x
    x = 5,101,160,454,022.42/3,280,519.15
  6. Step 6: Final answer
    x = 1,554,985.73

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1.5x scale

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.