Home / 1,276,675.98-1,914,515.70-557,237.72

Finding the Fourth Proportional to 1,276,675.98, 1,914,515.70 and 557,237.72

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Solution

The fourth proportional to 1,276,675.98, 1,914,515.70 and 557,237.72 is: 835,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,675.98 : 1,914,515.70 = 557,237.72 : x
  2. Step 2: Convert to fraction form
    1,276,675.98/1,914,515.70 = 557,237.72/x
  3. Step 3: Cross multiply
    1,276,675.98x = 1,914,515.70 × 557,237.72
  4. Step 4: Simplify right side
    1,276,675.98x = 1,066,840,353,999.63
  5. Step 5: Solve for x
    x = 1,066,840,353,999.63/1,276,675.98
  6. Step 6: Final answer
    x = 835,639.09

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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.