Home / 982,403.40-1,473,605.10-852,495.60

Finding the Fourth Proportional to 982,403.40, 1,473,605.10 and 852,495.60

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Solution

The fourth proportional to 982,403.40, 1,473,605.10 and 852,495.60 is: 1,278,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,403.40 : 1,473,605.10 = 852,495.60 : x
  2. Step 2: Convert to fraction form
    982,403.40/1,473,605.10 = 852,495.60/x
  3. Step 3: Cross multiply
    982,403.40x = 1,473,605.10 × 852,495.60
  4. Step 4: Simplify right side
    982,403.40x = 1,256,241,863,887.56
  5. Step 5: Solve for x
    x = 1,256,241,863,887.56/982,403.40
  6. Step 6: Final answer
    x = 1,278,743.40

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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.