Home / 1,080,738.44-1,621,140.47-370,756.25

Finding the Fourth Proportional to 1,080,738.44, 1,621,140.47 and 370,756.25

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Solution

The fourth proportional to 1,080,738.44, 1,621,140.47 and 370,756.25 is: 556,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,738.44 : 1,621,140.47 = 370,756.25 : x
  2. Step 2: Convert to fraction form
    1,080,738.44/1,621,140.47 = 370,756.25/x
  3. Step 3: Cross multiply
    1,080,738.44x = 1,621,140.47 × 370,756.25
  4. Step 4: Simplify right side
    1,080,738.44x = 601,047,959,526.66
  5. Step 5: Solve for x
    x = 601,047,959,526.66/1,080,738.44
  6. Step 6: Final answer
    x = 556,145.63

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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.