Home / 1,762,817.61-2,644,227.29-1,163,638.73

Finding the Fourth Proportional to 1,762,817.61, 2,644,227.29 and 1,163,638.73

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Solution

The fourth proportional to 1,762,817.61, 2,644,227.29 and 1,163,638.73 is: 1,745,458.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,817.61 : 2,644,227.29 = 1,163,638.73 : x
  2. Step 2: Convert to fraction form
    1,762,817.61/2,644,227.29 = 1,163,638.73/x
  3. Step 3: Cross multiply
    1,762,817.61x = 2,644,227.29 × 1,163,638.73
  4. Step 4: Simplify right side
    1,762,817.61x = 3,076,925,285,566.94
  5. Step 5: Solve for x
    x = 3,076,925,285,566.94/1,762,817.61
  6. Step 6: Final answer
    x = 1,745,458.67

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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.