Home / 3,554,378.92-4,905,028.05-1,922,782.23

Finding the Fourth Proportional to 3,554,378.92, 4,905,028.05 and 1,922,782.23

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Solution

The fourth proportional to 3,554,378.92, 4,905,028.05 and 1,922,782.23 is: 2,653,431.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,378.92 : 4,905,028.05 = 1,922,782.23 : x
  2. Step 2: Convert to fraction form
    3,554,378.92/4,905,028.05 = 1,922,782.23/x
  3. Step 3: Cross multiply
    3,554,378.92x = 4,905,028.05 × 1,922,782.23
  4. Step 4: Simplify right side
    3,554,378.92x = 9,431,300,762,001.38
  5. Step 5: Solve for x
    x = 9,431,300,762,001.38/3,554,378.92
  6. Step 6: Final answer
    x = 2,653,431.44

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1.5x scale

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.