Home / 2,100,902.40-3,151,353.60-1,303,740.90

Finding the Fourth Proportional to 2,100,902.40, 3,151,353.60 and 1,303,740.90

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Solution

The fourth proportional to 2,100,902.40, 3,151,353.60 and 1,303,740.90 is: 1,955,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,902.40 : 3,151,353.60 = 1,303,740.90 : x
  2. Step 2: Convert to fraction form
    2,100,902.40/3,151,353.60 = 1,303,740.90/x
  3. Step 3: Cross multiply
    2,100,902.40x = 3,151,353.60 × 1,303,740.90
  4. Step 4: Simplify right side
    2,100,902.40x = 4,108,548,578,682.24
  5. Step 5: Solve for x
    x = 4,108,548,578,682.24/2,100,902.40
  6. Step 6: Final answer
    x = 1,955,611.35

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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.