Home / 1,084,622.40-1,628,683.20-818,683.20

Finding the Fourth Proportional to 1,084,622.40, 1,628,683.20 and 818,683.20

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Solution

The fourth proportional to 1,084,622.40, 1,628,683.20 and 818,683.20 is: 1,229,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,622.40 : 1,628,683.20 = 818,683.20 : x
  2. Step 2: Convert to fraction form
    1,084,622.40/1,628,683.20 = 818,683.20/x
  3. Step 3: Cross multiply
    1,084,622.40x = 1,628,683.20 × 818,683.20
  4. Step 4: Simplify right side
    1,084,622.40x = 1,333,375,573,962.24
  5. Step 5: Solve for x
    x = 1,333,375,573,962.24/1,084,622.40
  6. Step 6: Final answer
    x = 1,229,345.41

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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.