Home / 1,080,170.40-1,620,485.04-370,007.76

Finding the Fourth Proportional to 1,080,170.40, 1,620,485.04 and 370,007.76

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Solution

The fourth proportional to 1,080,170.40, 1,620,485.04 and 370,007.76 is: 555,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,170.40 : 1,620,485.04 = 370,007.76 : x
  2. Step 2: Convert to fraction form
    1,080,170.40/1,620,485.04 = 370,007.76/x
  3. Step 3: Cross multiply
    1,080,170.40x = 1,620,485.04 × 370,007.76
  4. Step 4: Simplify right side
    1,080,170.40x = 599,592,039,763.91
  5. Step 5: Solve for x
    x = 599,592,039,763.91/1,080,170.40
  6. Step 6: Final answer
    x = 555,090.23

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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.