Home / 1,054,171.94-1,581,553.16-423,528.62

Finding the Fourth Proportional to 1,054,171.94, 1,581,553.16 and 423,528.62

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Solution

The fourth proportional to 1,054,171.94, 1,581,553.16 and 423,528.62 is: 635,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,171.94 : 1,581,553.16 = 423,528.62 : x
  2. Step 2: Convert to fraction form
    1,054,171.94/1,581,553.16 = 423,528.62/x
  3. Step 3: Cross multiply
    1,054,171.94x = 1,581,553.16 × 423,528.62
  4. Step 4: Simplify right side
    1,054,171.94x = 669,833,025,193.80
  5. Step 5: Solve for x
    x = 669,833,025,193.80/1,054,171.94
  6. Step 6: Final answer
    x = 635,411.55

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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.