Home / 982,902.01-1,355,884.53-676,446.35

Finding the Fourth Proportional to 982,902.01, 1,355,884.53 and 676,446.35

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Solution

The fourth proportional to 982,902.01, 1,355,884.53 and 676,446.35 is: 933,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902.01 : 1,355,884.53 = 676,446.35 : x
  2. Step 2: Convert to fraction form
    982,902.01/1,355,884.53 = 676,446.35/x
  3. Step 3: Cross multiply
    982,902.01x = 1,355,884.53 × 676,446.35
  4. Step 4: Simplify right side
    982,902.01x = 917,183,141,339.97
  5. Step 5: Solve for x
    x = 917,183,141,339.97/982,902.01
  6. Step 6: Final answer
    x = 933,137.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.