Home / 1,968,487.72-2,952,451.21-620,475.14

Finding the Fourth Proportional to 1,968,487.72, 2,952,451.21 and 620,475.14

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Solution

The fourth proportional to 1,968,487.72, 2,952,451.21 and 620,475.14 is: 930,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,487.72 : 2,952,451.21 = 620,475.14 : x
  2. Step 2: Convert to fraction form
    1,968,487.72/2,952,451.21 = 620,475.14/x
  3. Step 3: Cross multiply
    1,968,487.72x = 2,952,451.21 × 620,475.14
  4. Step 4: Simplify right side
    1,968,487.72x = 1,831,922,577,867.92
  5. Step 5: Solve for x
    x = 1,831,922,577,867.92/1,968,487.72
  6. Step 6: Final answer
    x = 930,624.34

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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.