Home / 1,353,086.89-2,029,750.20-355,814.89

Finding the Fourth Proportional to 1,353,086.89, 2,029,750.20 and 355,814.89

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Solution

The fourth proportional to 1,353,086.89, 2,029,750.20 and 355,814.89 is: 533,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,086.89 : 2,029,750.20 = 355,814.89 : x
  2. Step 2: Convert to fraction form
    1,353,086.89/2,029,750.20 = 355,814.89/x
  3. Step 3: Cross multiply
    1,353,086.89x = 2,029,750.20 × 355,814.89
  4. Step 4: Simplify right side
    1,353,086.89x = 722,215,344,140.48
  5. Step 5: Solve for x
    x = 722,215,344,140.48/1,353,086.89
  6. Step 6: Final answer
    x = 533,753.86

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1.5x scale

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.