Home / 1,818,225.48-2,509,168.74-1,002,461.64

Finding the Fourth Proportional to 1,818,225.48, 2,509,168.74 and 1,002,461.64

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Solution

The fourth proportional to 1,818,225.48, 2,509,168.74 and 1,002,461.64 is: 1,383,406.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,225.48 : 2,509,168.74 = 1,002,461.64 : x
  2. Step 2: Convert to fraction form
    1,818,225.48/2,509,168.74 = 1,002,461.64/x
  3. Step 3: Cross multiply
    1,818,225.48x = 2,509,168.74 × 1,002,461.64
  4. Step 4: Simplify right side
    1,818,225.48x = 2,515,345,410,137.13
  5. Step 5: Solve for x
    x = 2,515,345,410,137.13/1,818,225.48
  6. Step 6: Final answer
    x = 1,383,406.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.