Home / 2,149,599.89-3,226,420.01-1,125,665.11

Finding the Fourth Proportional to 2,149,599.89, 3,226,420.01 and 1,125,665.11

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Solution

The fourth proportional to 2,149,599.89, 3,226,420.01 and 1,125,665.11 is: 1,689,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,599.89 : 3,226,420.01 = 1,125,665.11 : x
  2. Step 2: Convert to fraction form
    2,149,599.89/3,226,420.01 = 1,125,665.11/x
  3. Step 3: Cross multiply
    2,149,599.89x = 3,226,420.01 × 1,125,665.11
  4. Step 4: Simplify right side
    2,149,599.89x = 3,631,868,429,834.53
  5. Step 5: Solve for x
    x = 3,631,868,429,834.53/2,149,599.89
  6. Step 6: Final answer
    x = 1,689,555.55

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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.