Home / 1,148,978.76-1,724,255.58-401,024.76

Finding the Fourth Proportional to 1,148,978.76, 1,724,255.58 and 401,024.76

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Solution

The fourth proportional to 1,148,978.76, 1,724,255.58 and 401,024.76 is: 601,811.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,978.76 : 1,724,255.58 = 401,024.76 : x
  2. Step 2: Convert to fraction form
    1,148,978.76/1,724,255.58 = 401,024.76/x
  3. Step 3: Cross multiply
    1,148,978.76x = 1,724,255.58 × 401,024.76
  4. Step 4: Simplify right side
    1,148,978.76x = 691,469,180,148.16
  5. Step 5: Solve for x
    x = 691,469,180,148.16/1,148,978.76
  6. Step 6: Final answer
    x = 601,811.98

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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.