Home / 1,232,203.88-1,700,433.22-688,334.85

Finding the Fourth Proportional to 1,232,203.88, 1,700,433.22 and 688,334.85

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Solution

The fourth proportional to 1,232,203.88, 1,700,433.22 and 688,334.85 is: 949,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,203.88 : 1,700,433.22 = 688,334.85 : x
  2. Step 2: Convert to fraction form
    1,232,203.88/1,700,433.22 = 688,334.85/x
  3. Step 3: Cross multiply
    1,232,203.88x = 1,700,433.22 × 688,334.85
  4. Step 4: Simplify right side
    1,232,203.88x = 1,170,467,445,423.72
  5. Step 5: Solve for x
    x = 1,170,467,445,423.72/1,232,203.88
  6. Step 6: Final answer
    x = 949,897.55

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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.