Home / 1,519,920.06-2,097,551.43-840,844.86

Finding the Fourth Proportional to 1,519,920.06, 2,097,551.43 and 840,844.86

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Solution

The fourth proportional to 1,519,920.06, 2,097,551.43 and 840,844.86 is: 1,160,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,920.06 : 2,097,551.43 = 840,844.86 : x
  2. Step 2: Convert to fraction form
    1,519,920.06/2,097,551.43 = 840,844.86/x
  3. Step 3: Cross multiply
    1,519,920.06x = 2,097,551.43 × 840,844.86
  4. Step 4: Simplify right side
    1,519,920.06x = 1,763,715,338,501.15
  5. Step 5: Solve for x
    x = 1,763,715,338,501.15/1,519,920.06
  6. Step 6: Final answer
    x = 1,160,400.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.