Home / 1,211,224.15-1,816,740.79-528,094.85

Finding the Fourth Proportional to 1,211,224.15, 1,816,740.79 and 528,094.85

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Solution

The fourth proportional to 1,211,224.15, 1,816,740.79 and 528,094.85 is: 792,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,224.15 : 1,816,740.79 = 528,094.85 : x
  2. Step 2: Convert to fraction form
    1,211,224.15/1,816,740.79 = 528,094.85/x
  3. Step 3: Cross multiply
    1,211,224.15x = 1,816,740.79 × 528,094.85
  4. Step 4: Simplify right side
    1,211,224.15x = 959,411,454,983.93
  5. Step 5: Solve for x
    x = 959,411,454,983.93/1,211,224.15
  6. Step 6: Final answer
    x = 792,100.67

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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.