Home / 1,765,946.50-2,649,314.63-644,015.50

Finding the Fourth Proportional to 1,765,946.50, 2,649,314.63 and 644,015.50

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Solution

The fourth proportional to 1,765,946.50, 2,649,314.63 and 644,015.50 is: 966,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,946.50 : 2,649,314.63 = 644,015.50 : x
  2. Step 2: Convert to fraction form
    1,765,946.50/2,649,314.63 = 644,015.50/x
  3. Step 3: Cross multiply
    1,765,946.50x = 2,649,314.63 × 644,015.50
  4. Step 4: Simplify right side
    1,765,946.50x = 1,706,199,686,096.77
  5. Step 5: Solve for x
    x = 1,706,199,686,096.77/1,765,946.50
  6. Step 6: Final answer
    x = 966,167.26

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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.