Home / 4,533,600.40-6,800,400.60-1,338,721.45

Finding the Fourth Proportional to 4,533,600.40, 6,800,400.60 and 1,338,721.45

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Solution

The fourth proportional to 4,533,600.40, 6,800,400.60 and 1,338,721.45 is: 2,008,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,533,600.40 : 6,800,400.60 = 1,338,721.45 : x
  2. Step 2: Convert to fraction form
    4,533,600.40/6,800,400.60 = 1,338,721.45/x
  3. Step 3: Cross multiply
    4,533,600.40x = 6,800,400.60 × 1,338,721.45
  4. Step 4: Simplify right side
    4,533,600.40x = 9,103,842,151,812.87
  5. Step 5: Solve for x
    x = 9,103,842,151,812.87/4,533,600.40
  6. Step 6: Final answer
    x = 2,008,082.18

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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.