Home / 2,064,389.85-3,098,917.58-1,223,415.45

Finding the Fourth Proportional to 2,064,389.85, 3,098,917.58 and 1,223,415.45

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Solution

The fourth proportional to 2,064,389.85, 3,098,917.58 and 1,223,415.45 is: 1,836,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,389.85 : 3,098,917.58 = 1,223,415.45 : x
  2. Step 2: Convert to fraction form
    2,064,389.85/3,098,917.58 = 1,223,415.45/x
  3. Step 3: Cross multiply
    2,064,389.85x = 3,098,917.58 × 1,223,415.45
  4. Step 4: Simplify right side
    2,064,389.85x = 3,791,263,639,531.53
  5. Step 5: Solve for x
    x = 3,791,263,639,531.53/2,064,389.85
  6. Step 6: Final answer
    x = 1,836,505.66

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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.