Home / 3,113,261.70-4,669,892.55-1,518,938.70

Finding the Fourth Proportional to 3,113,261.70, 4,669,892.55 and 1,518,938.70

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Solution

The fourth proportional to 3,113,261.70, 4,669,892.55 and 1,518,938.70 is: 2,278,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,261.70 : 4,669,892.55 = 1,518,938.70 : x
  2. Step 2: Convert to fraction form
    3,113,261.70/4,669,892.55 = 1,518,938.70/x
  3. Step 3: Cross multiply
    3,113,261.70x = 4,669,892.55 × 1,518,938.70
  4. Step 4: Simplify right side
    3,113,261.70x = 7,093,280,519,036.69
  5. Step 5: Solve for x
    x = 7,093,280,519,036.69/3,113,261.70
  6. Step 6: Final answer
    x = 2,278,408.05

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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.