Home / 1,215,946.40-1,823,919.60-936,010.40

Finding the Fourth Proportional to 1,215,946.40, 1,823,919.60 and 936,010.40

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Solution

The fourth proportional to 1,215,946.40, 1,823,919.60 and 936,010.40 is: 1,404,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,946.40 : 1,823,919.60 = 936,010.40 : x
  2. Step 2: Convert to fraction form
    1,215,946.40/1,823,919.60 = 936,010.40/x
  3. Step 3: Cross multiply
    1,215,946.40x = 1,823,919.60 × 936,010.40
  4. Step 4: Simplify right side
    1,215,946.40x = 1,707,207,714,363.84
  5. Step 5: Solve for x
    x = 1,707,207,714,363.84/1,215,946.40
  6. Step 6: Final answer
    x = 1,404,015.60

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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.