Home / 2,915,794.60-4,372,136.70-1,230,994.60

Finding the Fourth Proportional to 2,915,794.60, 4,372,136.70 and 1,230,994.60

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Solution

The fourth proportional to 2,915,794.60, 4,372,136.70 and 1,230,994.60 is: 1,845,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,794.60 : 4,372,136.70 = 1,230,994.60 : x
  2. Step 2: Convert to fraction form
    2,915,794.60/4,372,136.70 = 1,230,994.60/x
  3. Step 3: Cross multiply
    2,915,794.60x = 4,372,136.70 × 1,230,994.60
  4. Step 4: Simplify right side
    2,915,794.60x = 5,382,076,668,161.82
  5. Step 5: Solve for x
    x = 5,382,076,668,161.82/2,915,794.60
  6. Step 6: Final answer
    x = 1,845,835.32

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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.