Home / 1,353,659.04-2,030,386.92-394,122

Finding the Fourth Proportional to 1,353,659.04, 2,030,386.92 and 394,122

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Solution

The fourth proportional to 1,353,659.04, 2,030,386.92 and 394,122 is: 591,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,659.04 : 2,030,386.92 = 394,122 : x
  2. Step 2: Convert to fraction form
    1,353,659.04/2,030,386.92 = 394,122/x
  3. Step 3: Cross multiply
    1,353,659.04x = 2,030,386.92 × 394,122
  4. Step 4: Simplify right side
    1,353,659.04x = 800,220,153,684.24
  5. Step 5: Solve for x
    x = 800,220,153,684.24/1,353,659.04
  6. Step 6: Final answer
    x = 591,153.41

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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.