Home / 1,367,317.30-1,886,944.53-858,300.34

Finding the Fourth Proportional to 1,367,317.30, 1,886,944.53 and 858,300.34

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Solution

The fourth proportional to 1,367,317.30, 1,886,944.53 and 858,300.34 is: 1,184,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,317.30 : 1,886,944.53 = 858,300.34 : x
  2. Step 2: Convert to fraction form
    1,367,317.30/1,886,944.53 = 858,300.34/x
  3. Step 3: Cross multiply
    1,367,317.30x = 1,886,944.53 × 858,300.34
  4. Step 4: Simplify right side
    1,367,317.30x = 1,619,565,131,660.14
  5. Step 5: Solve for x
    x = 1,619,565,131,660.14/1,367,317.30
  6. Step 6: Final answer
    x = 1,184,483.76

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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.