Home / 1,009,871.10-1,393,745.58-580,150.44

Finding the Fourth Proportional to 1,009,871.10, 1,393,745.58 and 580,150.44

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Solution

The fourth proportional to 1,009,871.10, 1,393,745.58 and 580,150.44 is: 800,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,871.10 : 1,393,745.58 = 580,150.44 : x
  2. Step 2: Convert to fraction form
    1,009,871.10/1,393,745.58 = 580,150.44/x
  3. Step 3: Cross multiply
    1,009,871.10x = 1,393,745.58 × 580,150.44
  4. Step 4: Simplify right side
    1,009,871.10x = 808,582,111,485.06
  5. Step 5: Solve for x
    x = 808,582,111,485.06/1,009,871.10
  6. Step 6: Final answer
    x = 800,678.53

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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.