Home / 1,197,500.93-1,796,538.44-398,789.39

Finding the Fourth Proportional to 1,197,500.93, 1,796,538.44 and 398,789.39

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Solution

The fourth proportional to 1,197,500.93, 1,796,538.44 and 398,789.39 is: 598,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,500.93 : 1,796,538.44 = 398,789.39 : x
  2. Step 2: Convert to fraction form
    1,197,500.93/1,796,538.44 = 398,789.39/x
  3. Step 3: Cross multiply
    1,197,500.93x = 1,796,538.44 × 398,789.39
  4. Step 4: Simplify right side
    1,197,500.93x = 716,440,457,622.51
  5. Step 5: Solve for x
    x = 716,440,457,622.51/1,197,500.93
  6. Step 6: Final answer
    x = 598,279.67

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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.