Home / 3,539,003.06-4,883,777.40-1,990,264.31

Finding the Fourth Proportional to 3,539,003.06, 4,883,777.40 and 1,990,264.31

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Solution

The fourth proportional to 3,539,003.06, 4,883,777.40 and 1,990,264.31 is: 2,746,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,003.06 : 4,883,777.40 = 1,990,264.31 : x
  2. Step 2: Convert to fraction form
    3,539,003.06/4,883,777.40 = 1,990,264.31/x
  3. Step 3: Cross multiply
    3,539,003.06x = 4,883,777.40 × 1,990,264.31
  4. Step 4: Simplify right side
    3,539,003.06x = 9,720,007,874,839.38
  5. Step 5: Solve for x
    x = 9,720,007,874,839.38/3,539,003.06
  6. Step 6: Final answer
    x = 2,746,538.42

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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.