Home / 1,184,862.77-1,778,015.88-426,640.82

Finding the Fourth Proportional to 1,184,862.77, 1,778,015.88 and 426,640.82

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Solution

The fourth proportional to 1,184,862.77, 1,778,015.88 and 426,640.82 is: 640,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,862.77 : 1,778,015.88 = 426,640.82 : x
  2. Step 2: Convert to fraction form
    1,184,862.77/1,778,015.88 = 426,640.82/x
  3. Step 3: Cross multiply
    1,184,862.77x = 1,778,015.88 × 426,640.82
  4. Step 4: Simplify right side
    1,184,862.77x = 758,574,153,016.22
  5. Step 5: Solve for x
    x = 758,574,153,016.22/1,184,862.77
  6. Step 6: Final answer
    x = 640,221.11

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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.