Home / 3,984,795-5,977,192.50-1,325,403

Finding the Fourth Proportional to 3,984,795, 5,977,192.50 and 1,325,403

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Solution

The fourth proportional to 3,984,795, 5,977,192.50 and 1,325,403 is: 1,988,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,795 : 5,977,192.50 = 1,325,403 : x
  2. Step 2: Convert to fraction form
    3,984,795/5,977,192.50 = 1,325,403/x
  3. Step 3: Cross multiply
    3,984,795x = 5,977,192.50 × 1,325,403
  4. Step 4: Simplify right side
    3,984,795x = 7,922,188,871,077.50
  5. Step 5: Solve for x
    x = 7,922,188,871,077.50/3,984,795
  6. Step 6: Final answer
    x = 1,988,104.50

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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.