Home / 1,545,403.60-2,318,105.40-798,907.60

Finding the Fourth Proportional to 1,545,403.60, 2,318,105.40 and 798,907.60

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Solution

The fourth proportional to 1,545,403.60, 2,318,105.40 and 798,907.60 is: 1,198,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,403.60 : 2,318,105.40 = 798,907.60 : x
  2. Step 2: Convert to fraction form
    1,545,403.60/2,318,105.40 = 798,907.60/x
  3. Step 3: Cross multiply
    1,545,403.60x = 2,318,105.40 × 798,907.60
  4. Step 4: Simplify right side
    1,545,403.60x = 1,851,952,021,661.04
  5. Step 5: Solve for x
    x = 1,851,952,021,661.04/1,545,403.60
  6. Step 6: Final answer
    x = 1,198,361.40

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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.