Home / 6,308,005.70-8,705,051.34-3,407,396.60

Finding the Fourth Proportional to 6,308,005.70, 8,705,051.34 and 3,407,396.60

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Solution

The fourth proportional to 6,308,005.70, 8,705,051.34 and 3,407,396.60 is: 4,702,209.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,005.70 : 8,705,051.34 = 3,407,396.60 : x
  2. Step 2: Convert to fraction form
    6,308,005.70/8,705,051.34 = 3,407,396.60/x
  3. Step 3: Cross multiply
    6,308,005.70x = 8,705,051.34 × 3,407,396.60
  4. Step 4: Simplify right side
    6,308,005.70x = 29,661,562,338,741.45
  5. Step 5: Solve for x
    x = 29,661,562,338,741.45/6,308,005.70
  6. Step 6: Final answer
    x = 4,702,209.18

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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.