Home / 1,919,981.10-2,879,951.93-1,109,850.04

Finding the Fourth Proportional to 1,919,981.10, 2,879,951.93 and 1,109,850.04

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Solution

The fourth proportional to 1,919,981.10, 2,879,951.93 and 1,109,850.04 is: 1,664,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,981.10 : 2,879,951.93 = 1,109,850.04 : x
  2. Step 2: Convert to fraction form
    1,919,981.10/2,879,951.93 = 1,109,850.04/x
  3. Step 3: Cross multiply
    1,919,981.10x = 2,879,951.93 × 1,109,850.04
  4. Step 4: Simplify right side
    1,919,981.10x = 3,196,314,751,959.45
  5. Step 5: Solve for x
    x = 3,196,314,751,959.45/1,919,981.10
  6. Step 6: Final answer
    x = 1,664,763.65

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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.