Home / 1,927,814.05-2,660,325.24-1,056,629.77

Finding the Fourth Proportional to 1,927,814.05, 2,660,325.24 and 1,056,629.77

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Solution

The fourth proportional to 1,927,814.05, 2,660,325.24 and 1,056,629.77 is: 1,458,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,814.05 : 2,660,325.24 = 1,056,629.77 : x
  2. Step 2: Convert to fraction form
    1,927,814.05/2,660,325.24 = 1,056,629.77/x
  3. Step 3: Cross multiply
    1,927,814.05x = 2,660,325.24 × 1,056,629.77
  4. Step 4: Simplify right side
    1,927,814.05x = 2,810,978,846,466.40
  5. Step 5: Solve for x
    x = 2,810,978,846,466.40/1,927,814.05
  6. Step 6: Final answer
    x = 1,458,117.21

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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.