Home / 1,765,946.63-2,649,314.81-644,015.63

Finding the Fourth Proportional to 1,765,946.63, 2,649,314.81 and 644,015.63

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Solution

The fourth proportional to 1,765,946.63, 2,649,314.81 and 644,015.63 is: 966,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,946.63 : 2,649,314.81 = 644,015.63 : x
  2. Step 2: Convert to fraction form
    1,765,946.63/2,649,314.81 = 644,015.63/x
  3. Step 3: Cross multiply
    1,765,946.63x = 2,649,314.81 × 644,015.63
  4. Step 4: Simplify right side
    1,765,946.63x = 1,706,200,134,793.95
  5. Step 5: Solve for x
    x = 1,706,200,134,793.95/1,765,946.63
  6. Step 6: Final answer
    x = 966,167.44

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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.