Home / 869,067.40-1,303,601.10-837,574.60

Finding the Fourth Proportional to 869,067.40, 1,303,601.10 and 837,574.60

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Solution

The fourth proportional to 869,067.40, 1,303,601.10 and 837,574.60 is: 1,256,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,067.40 : 1,303,601.10 = 837,574.60 : x
  2. Step 2: Convert to fraction form
    869,067.40/1,303,601.10 = 837,574.60/x
  3. Step 3: Cross multiply
    869,067.40x = 1,303,601.10 × 837,574.60
  4. Step 4: Simplify right side
    869,067.40x = 1,091,863,169,892.06
  5. Step 5: Solve for x
    x = 1,091,863,169,892.06/869,067.40
  6. Step 6: Final answer
    x = 1,256,361.90

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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.