Home / 3,833,859.47-5,290,640.73-2,114,979.53

Finding the Fourth Proportional to 3,833,859.47, 5,290,640.73 and 2,114,979.53

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Solution

The fourth proportional to 3,833,859.47, 5,290,640.73 and 2,114,979.53 is: 2,918,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833,859.47 : 5,290,640.73 = 2,114,979.53 : x
  2. Step 2: Convert to fraction form
    3,833,859.47/5,290,640.73 = 2,114,979.53/x
  3. Step 3: Cross multiply
    3,833,859.47x = 5,290,640.73 × 2,114,979.53
  4. Step 4: Simplify right side
    3,833,859.47x = 11,189,596,818,081.05
  5. Step 5: Solve for x
    x = 11,189,596,818,081.05/3,833,859.47
  6. Step 6: Final answer
    x = 2,918,624.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.