Home / 2,051,578.05-3,072,938.40-1,334,132.70

Finding the Fourth Proportional to 2,051,578.05, 3,072,938.40 and 1,334,132.70

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Solution

The fourth proportional to 2,051,578.05, 3,072,938.40 and 1,334,132.70 is: 1,998,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,578.05 : 3,072,938.40 = 1,334,132.70 : x
  2. Step 2: Convert to fraction form
    2,051,578.05/3,072,938.40 = 1,334,132.70/x
  3. Step 3: Cross multiply
    2,051,578.05x = 3,072,938.40 × 1,334,132.70
  4. Step 4: Simplify right side
    2,051,578.05x = 4,099,707,604,525.68
  5. Step 5: Solve for x
    x = 4,099,707,604,525.68/2,051,578.05
  6. Step 6: Final answer
    x = 1,998,319.10

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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.