Home / 1,255,948.70-1,883,339.85-545,611.10

Finding the Fourth Proportional to 1,255,948.70, 1,883,339.85 and 545,611.10

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Solution

The fourth proportional to 1,255,948.70, 1,883,339.85 and 545,611.10 is: 818,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,948.70 : 1,883,339.85 = 545,611.10 : x
  2. Step 2: Convert to fraction form
    1,255,948.70/1,883,339.85 = 545,611.10/x
  3. Step 3: Cross multiply
    1,255,948.70x = 1,883,339.85 × 545,611.10
  4. Step 4: Simplify right side
    1,255,948.70x = 1,027,571,127,232.34
  5. Step 5: Solve for x
    x = 1,027,571,127,232.34/1,255,948.70
  6. Step 6: Final answer
    x = 818,163.30

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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.