Home / 3,151,373.45-4,348,836.30-1,927,589.07

Finding the Fourth Proportional to 3,151,373.45, 4,348,836.30 and 1,927,589.07

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Solution

The fourth proportional to 3,151,373.45, 4,348,836.30 and 1,927,589.07 is: 2,660,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,373.45 : 4,348,836.30 = 1,927,589.07 : x
  2. Step 2: Convert to fraction form
    3,151,373.45/4,348,836.30 = 1,927,589.07/x
  3. Step 3: Cross multiply
    3,151,373.45x = 4,348,836.30 × 1,927,589.07
  4. Step 4: Simplify right side
    3,151,373.45x = 8,382,769,322,272.81
  5. Step 5: Solve for x
    x = 8,382,769,322,272.81/3,151,373.45
  6. Step 6: Final answer
    x = 2,660,036.80

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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.