Home / 1,855,499.55-2,782,372.10-718,794.15

Finding the Fourth Proportional to 1,855,499.55, 2,782,372.10 and 718,794.15

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Solution

The fourth proportional to 1,855,499.55, 2,782,372.10 and 718,794.15 is: 1,077,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,499.55 : 2,782,372.10 = 718,794.15 : x
  2. Step 2: Convert to fraction form
    1,855,499.55/2,782,372.10 = 718,794.15/x
  3. Step 3: Cross multiply
    1,855,499.55x = 2,782,372.10 × 718,794.15
  4. Step 4: Simplify right side
    1,855,499.55x = 1,999,952,785,009.24
  5. Step 5: Solve for x
    x = 1,999,952,785,009.24/1,855,499.55
  6. Step 6: Final answer
    x = 1,077,851.40

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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.