Home / 1,304,069.40-1,956,104.10-1,188,595.80

Finding the Fourth Proportional to 1,304,069.40, 1,956,104.10 and 1,188,595.80

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Solution

The fourth proportional to 1,304,069.40, 1,956,104.10 and 1,188,595.80 is: 1,782,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,069.40 : 1,956,104.10 = 1,188,595.80 : x
  2. Step 2: Convert to fraction form
    1,304,069.40/1,956,104.10 = 1,188,595.80/x
  3. Step 3: Cross multiply
    1,304,069.40x = 1,956,104.10 × 1,188,595.80
  4. Step 4: Simplify right side
    1,304,069.40x = 2,325,017,117,622.78
  5. Step 5: Solve for x
    x = 2,325,017,117,622.78/1,304,069.40
  6. Step 6: Final answer
    x = 1,782,893.70

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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.