Home / 1,100,501.10-1,650,751.65-628,109.10

Finding the Fourth Proportional to 1,100,501.10, 1,650,751.65 and 628,109.10

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Solution

The fourth proportional to 1,100,501.10, 1,650,751.65 and 628,109.10 is: 942,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,501.10 : 1,650,751.65 = 628,109.10 : x
  2. Step 2: Convert to fraction form
    1,100,501.10/1,650,751.65 = 628,109.10/x
  3. Step 3: Cross multiply
    1,100,501.10x = 1,650,751.65 × 628,109.10
  4. Step 4: Simplify right side
    1,100,501.10x = 1,036,852,133,205.01
  5. Step 5: Solve for x
    x = 1,036,852,133,205.01/1,100,501.10
  6. Step 6: Final answer
    x = 942,163.65

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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.