Home / 1,493,211.60-2,239,817.40-886,975.20

Finding the Fourth Proportional to 1,493,211.60, 2,239,817.40 and 886,975.20

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Solution

The fourth proportional to 1,493,211.60, 2,239,817.40 and 886,975.20 is: 1,330,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,211.60 : 2,239,817.40 = 886,975.20 : x
  2. Step 2: Convert to fraction form
    1,493,211.60/2,239,817.40 = 886,975.20/x
  3. Step 3: Cross multiply
    1,493,211.60x = 2,239,817.40 × 886,975.20
  4. Step 4: Simplify right side
    1,493,211.60x = 1,986,662,486,328.48
  5. Step 5: Solve for x
    x = 1,986,662,486,328.48/1,493,211.60
  6. Step 6: Final answer
    x = 1,330,462.80

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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.