Home / 1,025,894.85-1,415,907.09-694,600.50

Finding the Fourth Proportional to 1,025,894.85, 1,415,907.09 and 694,600.50

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Solution

The fourth proportional to 1,025,894.85, 1,415,907.09 and 694,600.50 is: 958,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,894.85 : 1,415,907.09 = 694,600.50 : x
  2. Step 2: Convert to fraction form
    1,025,894.85/1,415,907.09 = 694,600.50/x
  3. Step 3: Cross multiply
    1,025,894.85x = 1,415,907.09 × 694,600.50
  4. Step 4: Simplify right side
    1,025,894.85x = 983,489,772,667.55
  5. Step 5: Solve for x
    x = 983,489,772,667.55/1,025,894.85
  6. Step 6: Final answer
    x = 958,665.28

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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.