Home / 1,341,122.60-2,011,683.90-630,914.60

Finding the Fourth Proportional to 1,341,122.60, 2,011,683.90 and 630,914.60

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Solution

The fourth proportional to 1,341,122.60, 2,011,683.90 and 630,914.60 is: 946,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,122.60 : 2,011,683.90 = 630,914.60 : x
  2. Step 2: Convert to fraction form
    1,341,122.60/2,011,683.90 = 630,914.60/x
  3. Step 3: Cross multiply
    1,341,122.60x = 2,011,683.90 × 630,914.60
  4. Step 4: Simplify right side
    1,341,122.60x = 1,269,200,743,094.94
  5. Step 5: Solve for x
    x = 1,269,200,743,094.94/1,341,122.60
  6. Step 6: Final answer
    x = 946,371.90

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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.