Home / 5,459,670.80-8,190,120.60-1,673,123.60

Finding the Fourth Proportional to 5,459,670.80, 8,190,120.60 and 1,673,123.60

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Solution

The fourth proportional to 5,459,670.80, 8,190,120.60 and 1,673,123.60 is: 2,509,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,670.80 : 8,190,120.60 = 1,673,123.60 : x
  2. Step 2: Convert to fraction form
    5,459,670.80/8,190,120.60 = 1,673,123.60/x
  3. Step 3: Cross multiply
    5,459,670.80x = 8,190,120.60 × 1,673,123.60
  4. Step 4: Simplify right side
    5,459,670.80x = 13,703,084,062,706.16
  5. Step 5: Solve for x
    x = 13,703,084,062,706.16/5,459,670.80
  6. Step 6: Final answer
    x = 2,509,873.68

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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.