Home / 1,147,650.35-1,719,999.30-697,893.80

Finding the Fourth Proportional to 1,147,650.35, 1,719,999.30 and 697,893.80

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Solution

The fourth proportional to 1,147,650.35, 1,719,999.30 and 697,893.80 is: 1,045,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,650.35 : 1,719,999.30 = 697,893.80 : x
  2. Step 2: Convert to fraction form
    1,147,650.35/1,719,999.30 = 697,893.80/x
  3. Step 3: Cross multiply
    1,147,650.35x = 1,719,999.30 × 697,893.80
  4. Step 4: Simplify right side
    1,147,650.35x = 1,200,376,847,474.34
  5. Step 5: Solve for x
    x = 1,200,376,847,474.34/1,147,650.35
  6. Step 6: Final answer
    x = 1,045,943.00

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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.