Home / 4,651,968.60-6,972,768.90-1,811,136.60

Finding the Fourth Proportional to 4,651,968.60, 6,972,768.90 and 1,811,136.60

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Solution

The fourth proportional to 4,651,968.60, 6,972,768.90 and 1,811,136.60 is: 2,714,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,968.60 : 6,972,768.90 = 1,811,136.60 : x
  2. Step 2: Convert to fraction form
    4,651,968.60/6,972,768.90 = 1,811,136.60/x
  3. Step 3: Cross multiply
    4,651,968.60x = 6,972,768.90 × 1,811,136.60
  4. Step 4: Simplify right side
    4,651,968.60x = 12,628,636,958,131.74
  5. Step 5: Solve for x
    x = 12,628,636,958,131.74/4,651,968.60
  6. Step 6: Final answer
    x = 2,714,686.63

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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.