Home / 1,703,419.80-2,555,129.70-1,450,116.60

Finding the Fourth Proportional to 1,703,419.80, 2,555,129.70 and 1,450,116.60

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Solution

The fourth proportional to 1,703,419.80, 2,555,129.70 and 1,450,116.60 is: 2,175,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,419.80 : 2,555,129.70 = 1,450,116.60 : x
  2. Step 2: Convert to fraction form
    1,703,419.80/2,555,129.70 = 1,450,116.60/x
  3. Step 3: Cross multiply
    1,703,419.80x = 2,555,129.70 × 1,450,116.60
  4. Step 4: Simplify right side
    1,703,419.80x = 3,705,235,993,123.02
  5. Step 5: Solve for x
    x = 3,705,235,993,123.02/1,703,419.80
  6. Step 6: Final answer
    x = 2,175,174.90

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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.