Home / 2,690,632.50-4,035,931.67-984,894.61

Finding the Fourth Proportional to 2,690,632.50, 4,035,931.67 and 984,894.61

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Solution

The fourth proportional to 2,690,632.50, 4,035,931.67 and 984,894.61 is: 1,477,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,632.50 : 4,035,931.67 = 984,894.61 : x
  2. Step 2: Convert to fraction form
    2,690,632.50/4,035,931.67 = 984,894.61/x
  3. Step 3: Cross multiply
    2,690,632.50x = 4,035,931.67 × 984,894.61
  4. Step 4: Simplify right side
    2,690,632.50x = 3,974,967,342,511.05
  5. Step 5: Solve for x
    x = 3,974,967,342,511.05/2,690,632.50
  6. Step 6: Final answer
    x = 1,477,335.66

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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.