Home / 2,143,310.11-2,960,222.75-1,411,535.58

Finding the Fourth Proportional to 2,143,310.11, 2,960,222.75 and 1,411,535.58

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Solution

The fourth proportional to 2,143,310.11, 2,960,222.75 and 1,411,535.58 is: 1,949,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,310.11 : 2,960,222.75 = 1,411,535.58 : x
  2. Step 2: Convert to fraction form
    2,143,310.11/2,960,222.75 = 1,411,535.58/x
  3. Step 3: Cross multiply
    2,143,310.11x = 2,960,222.75 × 1,411,535.58
  4. Step 4: Simplify right side
    2,143,310.11x = 4,178,459,725,662.95
  5. Step 5: Solve for x
    x = 4,178,459,725,662.95/2,143,310.11
  6. Step 6: Final answer
    x = 1,949,535.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.