Home / 1,900,904.40-2,851,356.60-1,774,933.20

Finding the Fourth Proportional to 1,900,904.40, 2,851,356.60 and 1,774,933.20

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Solution

The fourth proportional to 1,900,904.40, 2,851,356.60 and 1,774,933.20 is: 2,662,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,904.40 : 2,851,356.60 = 1,774,933.20 : x
  2. Step 2: Convert to fraction form
    1,900,904.40/2,851,356.60 = 1,774,933.20/x
  3. Step 3: Cross multiply
    1,900,904.40x = 2,851,356.60 × 1,774,933.20
  4. Step 4: Simplify right side
    1,900,904.40x = 5,060,967,494,379.12
  5. Step 5: Solve for x
    x = 5,060,967,494,379.12/1,900,904.40
  6. Step 6: Final answer
    x = 2,662,399.80

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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.