Home / 5,232,942.64-7,849,414.04-1,638,990.80

Finding the Fourth Proportional to 5,232,942.64, 7,849,414.04 and 1,638,990.80

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Solution

The fourth proportional to 5,232,942.64, 7,849,414.04 and 1,638,990.80 is: 2,458,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232,942.64 : 7,849,414.04 = 1,638,990.80 : x
  2. Step 2: Convert to fraction form
    5,232,942.64/7,849,414.04 = 1,638,990.80/x
  3. Step 3: Cross multiply
    5,232,942.64x = 7,849,414.04 × 1,638,990.80
  4. Step 4: Simplify right side
    5,232,942.64x = 12,865,117,396,950.83
  5. Step 5: Solve for x
    x = 12,865,117,396,950.83/5,232,942.64
  6. Step 6: Final answer
    x = 2,458,486.23

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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.