Home / 3,110,601.60-4,665,902.40-866,739.60

Finding the Fourth Proportional to 3,110,601.60, 4,665,902.40 and 866,739.60

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Solution

The fourth proportional to 3,110,601.60, 4,665,902.40 and 866,739.60 is: 1,300,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,601.60 : 4,665,902.40 = 866,739.60 : x
  2. Step 2: Convert to fraction form
    3,110,601.60/4,665,902.40 = 866,739.60/x
  3. Step 3: Cross multiply
    3,110,601.60x = 4,665,902.40 × 866,739.60
  4. Step 4: Simplify right side
    3,110,601.60x = 4,044,122,379,815.04
  5. Step 5: Solve for x
    x = 4,044,122,379,815.04/3,110,601.60
  6. Step 6: Final answer
    x = 1,300,109.40

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1.5x scale

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.