Home / 2,271,421.40-3,405,903.30-941,859.80

Finding the Fourth Proportional to 2,271,421.40, 3,405,903.30 and 941,859.80

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Solution

The fourth proportional to 2,271,421.40, 3,405,903.30 and 941,859.80 is: 1,412,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,421.40 : 3,405,903.30 = 941,859.80 : x
  2. Step 2: Convert to fraction form
    2,271,421.40/3,405,903.30 = 941,859.80/x
  3. Step 3: Cross multiply
    2,271,421.40x = 3,405,903.30 × 941,859.80
  4. Step 4: Simplify right side
    2,271,421.40x = 3,207,883,400,957.34
  5. Step 5: Solve for x
    x = 3,207,883,400,957.34/2,271,421.40
  6. Step 6: Final answer
    x = 1,412,280.17

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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.