Home / 3,960,003.40-5,940,005.10-1,435,330.60

Finding the Fourth Proportional to 3,960,003.40, 5,940,005.10 and 1,435,330.60

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Solution

The fourth proportional to 3,960,003.40, 5,940,005.10 and 1,435,330.60 is: 2,152,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,003.40 : 5,940,005.10 = 1,435,330.60 : x
  2. Step 2: Convert to fraction form
    3,960,003.40/5,940,005.10 = 1,435,330.60/x
  3. Step 3: Cross multiply
    3,960,003.40x = 5,940,005.10 × 1,435,330.60
  4. Step 4: Simplify right side
    3,960,003.40x = 8,525,871,084,186.06
  5. Step 5: Solve for x
    x = 8,525,871,084,186.06/3,960,003.40
  6. Step 6: Final answer
    x = 2,152,995.90

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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.