Home / 1,255,650.28-1,883,433.74-545,679

Finding the Fourth Proportional to 1,255,650.28, 1,883,433.74 and 545,679

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Solution

The fourth proportional to 1,255,650.28, 1,883,433.74 and 545,679 is: 818,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,650.28 : 1,883,433.74 = 545,679 : x
  2. Step 2: Convert to fraction form
    1,255,650.28/1,883,433.74 = 545,679/x
  3. Step 3: Cross multiply
    1,255,650.28x = 1,883,433.74 × 545,679
  4. Step 4: Simplify right side
    1,255,650.28x = 1,027,750,239,809.46
  5. Step 5: Solve for x
    x = 1,027,750,239,809.46/1,255,650.28
  6. Step 6: Final answer
    x = 818,500.39

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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.