Home / 945,230.40-1,417,845.60-851,918.40

Finding the Fourth Proportional to 945,230.40, 1,417,845.60 and 851,918.40

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Solution

The fourth proportional to 945,230.40, 1,417,845.60 and 851,918.40 is: 1,277,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,230.40 : 1,417,845.60 = 851,918.40 : x
  2. Step 2: Convert to fraction form
    945,230.40/1,417,845.60 = 851,918.40/x
  3. Step 3: Cross multiply
    945,230.40x = 1,417,845.60 × 851,918.40
  4. Step 4: Simplify right side
    945,230.40x = 1,207,888,754,999.04
  5. Step 5: Solve for x
    x = 1,207,888,754,999.04/945,230.40
  6. Step 6: Final answer
    x = 1,277,877.60

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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.