Home / 1,022,785.97-1,411,454-563,917.01

Finding the Fourth Proportional to 1,022,785.97, 1,411,454 and 563,917.01

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Solution

The fourth proportional to 1,022,785.97, 1,411,454 and 563,917.01 is: 778,210.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,785.97 : 1,411,454 = 563,917.01 : x
  2. Step 2: Convert to fraction form
    1,022,785.97/1,411,454 = 563,917.01/x
  3. Step 3: Cross multiply
    1,022,785.97x = 1,411,454 × 563,917.01
  4. Step 4: Simplify right side
    1,022,785.97x = 795,942,919,432.54
  5. Step 5: Solve for x
    x = 795,942,919,432.54/1,022,785.97
  6. Step 6: Final answer
    x = 778,210.64

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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.