Home / 1,197,980.42-1,653,279.92-654,166.67

Finding the Fourth Proportional to 1,197,980.42, 1,653,279.92 and 654,166.67

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Solution

The fourth proportional to 1,197,980.42, 1,653,279.92 and 654,166.67 is: 902,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,980.42 : 1,653,279.92 = 654,166.67 : x
  2. Step 2: Convert to fraction form
    1,197,980.42/1,653,279.92 = 654,166.67/x
  3. Step 3: Cross multiply
    1,197,980.42x = 1,653,279.92 × 654,166.67
  4. Step 4: Simplify right side
    1,197,980.42x = 1,081,520,625,612.88
  5. Step 5: Solve for x
    x = 1,081,520,625,612.88/1,197,980.42
  6. Step 6: Final answer
    x = 902,786.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.