Home / 1,922,822.19-2,647,420.74-1,693,223.64

Finding the Fourth Proportional to 1,922,822.19, 2,647,420.74 and 1,693,223.64

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Solution

The fourth proportional to 1,922,822.19, 2,647,420.74 and 1,693,223.64 is: 2,331,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,822.19 : 2,647,420.74 = 1,693,223.64 : x
  2. Step 2: Convert to fraction form
    1,922,822.19/2,647,420.74 = 1,693,223.64/x
  3. Step 3: Cross multiply
    1,922,822.19x = 2,647,420.74 × 1,693,223.64
  4. Step 4: Simplify right side
    1,922,822.19x = 4,482,675,381,994.29
  5. Step 5: Solve for x
    x = 4,482,675,381,994.29/1,922,822.19
  6. Step 6: Final answer
    x = 2,331,300.01

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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.