Home / 2,318,884.20-3,478,931.10-898,986.60

Finding the Fourth Proportional to 2,318,884.20, 3,478,931.10 and 898,986.60

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Solution

The fourth proportional to 2,318,884.20, 3,478,931.10 and 898,986.60 is: 1,348,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,884.20 : 3,478,931.10 = 898,986.60 : x
  2. Step 2: Convert to fraction form
    2,318,884.20/3,478,931.10 = 898,986.60/x
  3. Step 3: Cross multiply
    2,318,884.20x = 3,478,931.10 × 898,986.60
  4. Step 4: Simplify right side
    2,318,884.20x = 3,127,512,441,223.26
  5. Step 5: Solve for x
    x = 3,127,512,441,223.26/2,318,884.20
  6. Step 6: Final answer
    x = 1,348,714.37

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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.