Home / 1,213,745.77-1,674,960.94-669,881.56

Finding the Fourth Proportional to 1,213,745.77, 1,674,960.94 and 669,881.56

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Solution

The fourth proportional to 1,213,745.77, 1,674,960.94 and 669,881.56 is: 924,432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,745.77 : 1,674,960.94 = 669,881.56 : x
  2. Step 2: Convert to fraction form
    1,213,745.77/1,674,960.94 = 669,881.56/x
  3. Step 3: Cross multiply
    1,213,745.77x = 1,674,960.94 × 669,881.56
  4. Step 4: Simplify right side
    1,213,745.77x = 1,122,025,447,845.26
  5. Step 5: Solve for x
    x = 1,122,025,447,845.26/1,213,745.77
  6. Step 6: Final answer
    x = 924,432.01

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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.