Home / 1,672,477.36-2,308,354.86-993,282.64

Finding the Fourth Proportional to 1,672,477.36, 2,308,354.86 and 993,282.64

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Solution

The fourth proportional to 1,672,477.36, 2,308,354.86 and 993,282.64 is: 1,370,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,477.36 : 2,308,354.86 = 993,282.64 : x
  2. Step 2: Convert to fraction form
    1,672,477.36/2,308,354.86 = 993,282.64/x
  3. Step 3: Cross multiply
    1,672,477.36x = 2,308,354.86 × 993,282.64
  4. Step 4: Simplify right side
    1,672,477.36x = 2,292,848,809,397.63
  5. Step 5: Solve for x
    x = 2,292,848,809,397.63/1,672,477.36
  6. Step 6: Final answer
    x = 1,370,929.65

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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.