Home / 2,290,522.95-3,434,607.09-1,211,615.71

Finding the Fourth Proportional to 2,290,522.95, 3,434,607.09 and 1,211,615.71

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Solution

The fourth proportional to 2,290,522.95, 3,434,607.09 and 1,211,615.71 is: 1,816,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,522.95 : 3,434,607.09 = 1,211,615.71 : x
  2. Step 2: Convert to fraction form
    2,290,522.95/3,434,607.09 = 1,211,615.71/x
  3. Step 3: Cross multiply
    2,290,522.95x = 3,434,607.09 × 1,211,615.71
  4. Step 4: Simplify right side
    2,290,522.95x = 4,161,423,907,921.38
  5. Step 5: Solve for x
    x = 4,161,423,907,921.38/2,290,522.95
  6. Step 6: Final answer
    x = 1,816,800.79

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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.