Home / 943,377.80-1,415,066.70-936,379.40

Finding the Fourth Proportional to 943,377.80, 1,415,066.70 and 936,379.40

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Solution

The fourth proportional to 943,377.80, 1,415,066.70 and 936,379.40 is: 1,404,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,377.80 : 1,415,066.70 = 936,379.40 : x
  2. Step 2: Convert to fraction form
    943,377.80/1,415,066.70 = 936,379.40/x
  3. Step 3: Cross multiply
    943,377.80x = 1,415,066.70 × 936,379.40
  4. Step 4: Simplify right side
    943,377.80x = 1,325,039,307,505.98
  5. Step 5: Solve for x
    x = 1,325,039,307,505.98/943,377.80
  6. Step 6: Final answer
    x = 1,404,569.10

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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.