Home / 2,325,005.61-3,487,574.43-642,109.11

Finding the Fourth Proportional to 2,325,005.61, 3,487,574.43 and 642,109.11

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Solution

The fourth proportional to 2,325,005.61, 3,487,574.43 and 642,109.11 is: 963,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,005.61 : 3,487,574.43 = 642,109.11 : x
  2. Step 2: Convert to fraction form
    2,325,005.61/3,487,574.43 = 642,109.11/x
  3. Step 3: Cross multiply
    2,325,005.61x = 3,487,574.43 × 642,109.11
  4. Step 4: Simplify right side
    2,325,005.61x = 2,239,403,313,306.06
  5. Step 5: Solve for x
    x = 2,239,403,313,306.06/2,325,005.61
  6. Step 6: Final answer
    x = 963,181.90

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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.