Home / 1,810,947.90-2,716,255.77-612,732.98

Finding the Fourth Proportional to 1,810,947.90, 2,716,255.77 and 612,732.98

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Solution

The fourth proportional to 1,810,947.90, 2,716,255.77 and 612,732.98 is: 919,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,947.90 : 2,716,255.77 = 612,732.98 : x
  2. Step 2: Convert to fraction form
    1,810,947.90/2,716,255.77 = 612,732.98/x
  3. Step 3: Cross multiply
    1,810,947.90x = 2,716,255.77 × 612,732.98
  4. Step 4: Simplify right side
    1,810,947.90x = 1,664,339,478,813.02
  5. Step 5: Solve for x
    x = 1,664,339,478,813.02/1,810,947.90
  6. Step 6: Final answer
    x = 919,043.27

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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.