Home / 2,051,972.90-2,833,538.32-1,278,923.08

Finding the Fourth Proportional to 2,051,972.90, 2,833,538.32 and 1,278,923.08

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Solution

The fourth proportional to 2,051,972.90, 2,833,538.32 and 1,278,923.08 is: 1,766,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,972.90 : 2,833,538.32 = 1,278,923.08 : x
  2. Step 2: Convert to fraction form
    2,051,972.90/2,833,538.32 = 1,278,923.08/x
  3. Step 3: Cross multiply
    2,051,972.90x = 2,833,538.32 × 1,278,923.08
  4. Step 4: Simplify right side
    2,051,972.90x = 3,623,877,555,512.43
  5. Step 5: Solve for x
    x = 3,623,877,555,512.43/2,051,972.90
  6. Step 6: Final answer
    x = 1,766,045.52

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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.