Home / 1,690,527.44-2,332,194.78-1,118,364.50

Finding the Fourth Proportional to 1,690,527.44, 2,332,194.78 and 1,118,364.50

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Solution

The fourth proportional to 1,690,527.44, 2,332,194.78 and 1,118,364.50 is: 1,542,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,527.44 : 2,332,194.78 = 1,118,364.50 : x
  2. Step 2: Convert to fraction form
    1,690,527.44/2,332,194.78 = 1,118,364.50/x
  3. Step 3: Cross multiply
    1,690,527.44x = 2,332,194.78 × 1,118,364.50
  4. Step 4: Simplify right side
    1,690,527.44x = 2,608,243,831,784.51
  5. Step 5: Solve for x
    x = 2,608,243,831,784.51/1,690,527.44
  6. Step 6: Final answer
    x = 1,542,858.03

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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.