Home / 1,472,588.54-2,208,636.77-407,738.24

Finding the Fourth Proportional to 1,472,588.54, 2,208,636.77 and 407,738.24

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Solution

The fourth proportional to 1,472,588.54, 2,208,636.77 and 407,738.24 is: 611,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,588.54 : 2,208,636.77 = 407,738.24 : x
  2. Step 2: Convert to fraction form
    1,472,588.54/2,208,636.77 = 407,738.24/x
  3. Step 3: Cross multiply
    1,472,588.54x = 2,208,636.77 × 407,738.24
  4. Step 4: Simplify right side
    1,472,588.54x = 900,545,669,399.09
  5. Step 5: Solve for x
    x = 900,545,669,399.09/1,472,588.54
  6. Step 6: Final answer
    x = 611,539.24

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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.