Home / 1,019,982.60-1,529,973.90-355,134.60

Finding the Fourth Proportional to 1,019,982.60, 1,529,973.90 and 355,134.60

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Solution

The fourth proportional to 1,019,982.60, 1,529,973.90 and 355,134.60 is: 532,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,982.60 : 1,529,973.90 = 355,134.60 : x
  2. Step 2: Convert to fraction form
    1,019,982.60/1,529,973.90 = 355,134.60/x
  3. Step 3: Cross multiply
    1,019,982.60x = 1,529,973.90 × 355,134.60
  4. Step 4: Simplify right side
    1,019,982.60x = 543,346,668,986.94
  5. Step 5: Solve for x
    x = 543,346,668,986.94/1,019,982.60
  6. Step 6: Final answer
    x = 532,701.90

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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.