Home / 1,996,948.80-2,989,202.40-1,152,993.60

Finding the Fourth Proportional to 1,996,948.80, 2,989,202.40 and 1,152,993.60

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Solution

The fourth proportional to 1,996,948.80, 2,989,202.40 and 1,152,993.60 is: 1,725,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,948.80 : 2,989,202.40 = 1,152,993.60 : x
  2. Step 2: Convert to fraction form
    1,996,948.80/2,989,202.40 = 1,152,993.60/x
  3. Step 3: Cross multiply
    1,996,948.80x = 2,989,202.40 × 1,152,993.60
  4. Step 4: Simplify right side
    1,996,948.80x = 3,446,531,236,304.64
  5. Step 5: Solve for x
    x = 3,446,531,236,304.64/1,996,948.80
  6. Step 6: Final answer
    x = 1,725,898.65

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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.