Home / 1,677,747.78-2,516,009.31-612,474.66

Finding the Fourth Proportional to 1,677,747.78, 2,516,009.31 and 612,474.66

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Solution

The fourth proportional to 1,677,747.78, 2,516,009.31 and 612,474.66 is: 918,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,747.78 : 2,516,009.31 = 612,474.66 : x
  2. Step 2: Convert to fraction form
    1,677,747.78/2,516,009.31 = 612,474.66/x
  3. Step 3: Cross multiply
    1,677,747.78x = 2,516,009.31 × 612,474.66
  4. Step 4: Simplify right side
    1,677,747.78x = 1,540,991,946,699.08
  5. Step 5: Solve for x
    x = 1,540,991,946,699.08/1,677,747.78
  6. Step 6: Final answer
    x = 918,488.44

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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.