Home / 1,343,399.20-2,015,055.60-444,882.40

Finding the Fourth Proportional to 1,343,399.20, 2,015,055.60 and 444,882.40

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Solution

The fourth proportional to 1,343,399.20, 2,015,055.60 and 444,882.40 is: 667,309.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,399.20 : 2,015,055.60 = 444,882.40 : x
  2. Step 2: Convert to fraction form
    1,343,399.20/2,015,055.60 = 444,882.40/x
  3. Step 3: Cross multiply
    1,343,399.20x = 2,015,055.60 × 444,882.40
  4. Step 4: Simplify right side
    1,343,399.20x = 896,462,771,461.44
  5. Step 5: Solve for x
    x = 896,462,771,461.44/1,343,399.20
  6. Step 6: Final answer
    x = 667,309.29

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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.