Home / 1,353,628.16-2,030,477.78-394,045.00

Finding the Fourth Proportional to 1,353,628.16, 2,030,477.78 and 394,045.00

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Solution

The fourth proportional to 1,353,628.16, 2,030,477.78 and 394,045.00 is: 591,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,628.16 : 2,030,477.78 = 394,045.00 : x
  2. Step 2: Convert to fraction form
    1,353,628.16/2,030,477.78 = 394,045.00/x
  3. Step 3: Cross multiply
    1,353,628.16x = 2,030,477.78 × 394,045.00
  4. Step 4: Simplify right side
    1,353,628.16x = 800,099,621,933.95
  5. Step 5: Solve for x
    x = 800,099,621,933.95/1,353,628.16
  6. Step 6: Final answer
    x = 591,077.85

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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.