Home / 1,456,715.52-2,184,238.08-445,556.16

Finding the Fourth Proportional to 1,456,715.52, 2,184,238.08 and 445,556.16

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Solution

The fourth proportional to 1,456,715.52, 2,184,238.08 and 445,556.16 is: 668,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,715.52 : 2,184,238.08 = 445,556.16 : x
  2. Step 2: Convert to fraction form
    1,456,715.52/2,184,238.08 = 445,556.16/x
  3. Step 3: Cross multiply
    1,456,715.52x = 2,184,238.08 × 445,556.16
  4. Step 4: Simplify right side
    1,456,715.52x = 973,200,731,450.57
  5. Step 5: Solve for x
    x = 973,200,731,450.57/1,456,715.52
  6. Step 6: Final answer
    x = 668,078.78

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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.