Home / 1,100,783.18-1,519,246.83-671,312.44

Finding the Fourth Proportional to 1,100,783.18, 1,519,246.83 and 671,312.44

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Solution

The fourth proportional to 1,100,783.18, 1,519,246.83 and 671,312.44 is: 926,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,783.18 : 1,519,246.83 = 671,312.44 : x
  2. Step 2: Convert to fraction form
    1,100,783.18/1,519,246.83 = 671,312.44/x
  3. Step 3: Cross multiply
    1,100,783.18x = 1,519,246.83 × 671,312.44
  4. Step 4: Simplify right side
    1,100,783.18x = 1,019,889,300,826.05
  5. Step 5: Solve for x
    x = 1,019,889,300,826.05/1,100,783.18
  6. Step 6: Final answer
    x = 926,512.43

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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.