Home / 5,208,391.42-7,804,741.43-4,640,789.05

Finding the Fourth Proportional to 5,208,391.42, 7,804,741.43 and 4,640,789.05

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Solution

The fourth proportional to 5,208,391.42, 7,804,741.43 and 4,640,789.05 is: 6,954,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,391.42 : 7,804,741.43 = 4,640,789.05 : x
  2. Step 2: Convert to fraction form
    5,208,391.42/7,804,741.43 = 4,640,789.05/x
  3. Step 3: Cross multiply
    5,208,391.42x = 7,804,741.43 × 4,640,789.05
  4. Step 4: Simplify right side
    5,208,391.42x = 36,220,158,558,515.46
  5. Step 5: Solve for x
    x = 36,220,158,558,515.46/5,208,391.42
  6. Step 6: Final answer
    x = 6,954,192.89

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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.