Home / 2,872,937.70-4,309,406.55-2,411,043.30

Finding the Fourth Proportional to 2,872,937.70, 4,309,406.55 and 2,411,043.30

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Solution

The fourth proportional to 2,872,937.70, 4,309,406.55 and 2,411,043.30 is: 3,616,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,937.70 : 4,309,406.55 = 2,411,043.30 : x
  2. Step 2: Convert to fraction form
    2,872,937.70/4,309,406.55 = 2,411,043.30/x
  3. Step 3: Cross multiply
    2,872,937.70x = 4,309,406.55 × 2,411,043.30
  4. Step 4: Simplify right side
    2,872,937.70x = 10,390,165,789,353.61
  5. Step 5: Solve for x
    x = 10,390,165,789,353.61/2,872,937.70
  6. Step 6: Final answer
    x = 3,616,564.95

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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.