Home / 1,938,850.22-2,909,603.84-676,677.85

Finding the Fourth Proportional to 1,938,850.22, 2,909,603.84 and 676,677.85

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Solution

The fourth proportional to 1,938,850.22, 2,909,603.84 and 676,677.85 is: 1,015,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,850.22 : 2,909,603.84 = 676,677.85 : x
  2. Step 2: Convert to fraction form
    1,938,850.22/2,909,603.84 = 676,677.85/x
  3. Step 3: Cross multiply
    1,938,850.22x = 2,909,603.84 × 676,677.85
  4. Step 4: Simplify right side
    1,938,850.22x = 1,968,864,460,145.55
  5. Step 5: Solve for x
    x = 1,968,864,460,145.55/1,938,850.22
  6. Step 6: Final answer
    x = 1,015,480.43

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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.