Home / 1,616,835.58-2,425,253.37-479,638.78

Finding the Fourth Proportional to 1,616,835.58, 2,425,253.37 and 479,638.78

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Solution

The fourth proportional to 1,616,835.58, 2,425,253.37 and 479,638.78 is: 719,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,835.58 : 2,425,253.37 = 479,638.78 : x
  2. Step 2: Convert to fraction form
    1,616,835.58/2,425,253.37 = 479,638.78/x
  3. Step 3: Cross multiply
    1,616,835.58x = 2,425,253.37 × 479,638.78
  4. Step 4: Simplify right side
    1,616,835.58x = 1,163,245,553,053.23
  5. Step 5: Solve for x
    x = 1,163,245,553,053.23/1,616,835.58
  6. Step 6: Final answer
    x = 719,458.16

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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.