Home / 1,765,954.60-2,649,126.30-644,266.60

Finding the Fourth Proportional to 1,765,954.60, 2,649,126.30 and 644,266.60

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Solution

The fourth proportional to 1,765,954.60, 2,649,126.30 and 644,266.60 is: 966,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,954.60 : 2,649,126.30 = 644,266.60 : x
  2. Step 2: Convert to fraction form
    1,765,954.60/2,649,126.30 = 644,266.60/x
  3. Step 3: Cross multiply
    1,765,954.60x = 2,649,126.30 × 644,266.60
  4. Step 4: Simplify right side
    1,765,954.60x = 1,706,743,594,271.58
  5. Step 5: Solve for x
    x = 1,706,743,594,271.58/1,765,954.60
  6. Step 6: Final answer
    x = 966,470.82

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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.