Home / 1,904,518.68-2,856,945.78-706,453.80

Finding the Fourth Proportional to 1,904,518.68, 2,856,945.78 and 706,453.80

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Solution

The fourth proportional to 1,904,518.68, 2,856,945.78 and 706,453.80 is: 1,059,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,518.68 : 2,856,945.78 = 706,453.80 : x
  2. Step 2: Convert to fraction form
    1,904,518.68/2,856,945.78 = 706,453.80/x
  3. Step 3: Cross multiply
    1,904,518.68x = 2,856,945.78 × 706,453.80
  4. Step 4: Simplify right side
    1,904,518.68x = 2,018,300,202,674.96
  5. Step 5: Solve for x
    x = 2,018,300,202,674.96/1,904,518.68
  6. Step 6: Final answer
    x = 1,059,742.93

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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.