Home / 1,091,033.25-1,505,518.04-607,643.37

Finding the Fourth Proportional to 1,091,033.25, 1,505,518.04 and 607,643.37

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Solution

The fourth proportional to 1,091,033.25, 1,505,518.04 and 607,643.37 is: 838,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,033.25 : 1,505,518.04 = 607,643.37 : x
  2. Step 2: Convert to fraction form
    1,091,033.25/1,505,518.04 = 607,643.37/x
  3. Step 3: Cross multiply
    1,091,033.25x = 1,505,518.04 × 607,643.37
  4. Step 4: Simplify right side
    1,091,033.25x = 914,818,056,940.50
  5. Step 5: Solve for x
    x = 914,818,056,940.50/1,091,033.25
  6. Step 6: Final answer
    x = 838,487.79

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1.5x scale

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.