Home / 1,277,435.31-1,762,801.43-733,188.06

Finding the Fourth Proportional to 1,277,435.31, 1,762,801.43 and 733,188.06

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Solution

The fourth proportional to 1,277,435.31, 1,762,801.43 and 733,188.06 is: 1,011,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,435.31 : 1,762,801.43 = 733,188.06 : x
  2. Step 2: Convert to fraction form
    1,277,435.31/1,762,801.43 = 733,188.06/x
  3. Step 3: Cross multiply
    1,277,435.31x = 1,762,801.43 × 733,188.06
  4. Step 4: Simplify right side
    1,277,435.31x = 1,292,464,956,960.99
  5. Step 5: Solve for x
    x = 1,292,464,956,960.99/1,277,435.31
  6. Step 6: Final answer
    x = 1,011,765.49

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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.