Home / 3,574,900.40-5,359,240.20-2,153,447.60

Finding the Fourth Proportional to 3,574,900.40, 5,359,240.20 and 2,153,447.60

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Solution

The fourth proportional to 3,574,900.40, 5,359,240.20 and 2,153,447.60 is: 3,228,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574,900.40 : 5,359,240.20 = 2,153,447.60 : x
  2. Step 2: Convert to fraction form
    3,574,900.40/5,359,240.20 = 2,153,447.60/x
  3. Step 3: Cross multiply
    3,574,900.40x = 5,359,240.20 × 2,153,447.60
  4. Step 4: Simplify right side
    3,574,900.40x = 11,540,842,946,513.52
  5. Step 5: Solve for x
    x = 11,540,842,946,513.52/3,574,900.40
  6. Step 6: Final answer
    x = 3,228,297.76

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1.5x scale

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.