Home / 1,254,772.56-1,731,582.72-681,814.74

Finding the Fourth Proportional to 1,254,772.56, 1,731,582.72 and 681,814.74

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Solution

The fourth proportional to 1,254,772.56, 1,731,582.72 and 681,814.74 is: 940,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,772.56 : 1,731,582.72 = 681,814.74 : x
  2. Step 2: Convert to fraction form
    1,254,772.56/1,731,582.72 = 681,814.74/x
  3. Step 3: Cross multiply
    1,254,772.56x = 1,731,582.72 × 681,814.74
  4. Step 4: Simplify right side
    1,254,772.56x = 1,180,618,622,025.29
  5. Step 5: Solve for x
    x = 1,180,618,622,025.29/1,254,772.56
  6. Step 6: Final answer
    x = 940,902.49

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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.