Home / 1,945,320.83-2,678,600.03-1,762,845.58

Finding the Fourth Proportional to 1,945,320.83, 2,678,600.03 and 1,762,845.58

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Solution

The fourth proportional to 1,945,320.83, 2,678,600.03 and 1,762,845.58 is: 2,427,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,320.83 : 2,678,600.03 = 1,762,845.58 : x
  2. Step 2: Convert to fraction form
    1,945,320.83/2,678,600.03 = 1,762,845.58/x
  3. Step 3: Cross multiply
    1,945,320.83x = 2,678,600.03 × 1,762,845.58
  4. Step 4: Simplify right side
    1,945,320.83x = 4,721,958,211,724.64
  5. Step 5: Solve for x
    x = 4,721,958,211,724.64/1,945,320.83
  6. Step 6: Final answer
    x = 2,427,341.62

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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.