Home / 1,684,930.80-2,527,396.20-1,660,047.60

Finding the Fourth Proportional to 1,684,930.80, 2,527,396.20 and 1,660,047.60

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Solution

The fourth proportional to 1,684,930.80, 2,527,396.20 and 1,660,047.60 is: 2,490,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,930.80 : 2,527,396.20 = 1,660,047.60 : x
  2. Step 2: Convert to fraction form
    1,684,930.80/2,527,396.20 = 1,660,047.60/x
  3. Step 3: Cross multiply
    1,684,930.80x = 2,527,396.20 × 1,660,047.60
  4. Step 4: Simplify right side
    1,684,930.80x = 4,195,597,996,059.12
  5. Step 5: Solve for x
    x = 4,195,597,996,059.12/1,684,930.80
  6. Step 6: Final answer
    x = 2,490,071.40

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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.