Home / 1,180,478.56-1,628,896.08-671,124.64

Finding the Fourth Proportional to 1,180,478.56, 1,628,896.08 and 671,124.64

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Solution

The fourth proportional to 1,180,478.56, 1,628,896.08 and 671,124.64 is: 926,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,478.56 : 1,628,896.08 = 671,124.64 : x
  2. Step 2: Convert to fraction form
    1,180,478.56/1,628,896.08 = 671,124.64/x
  3. Step 3: Cross multiply
    1,180,478.56x = 1,628,896.08 × 671,124.64
  4. Step 4: Simplify right side
    1,180,478.56x = 1,093,192,295,287.41
  5. Step 5: Solve for x
    x = 1,093,192,295,287.41/1,180,478.56
  6. Step 6: Final answer
    x = 926,058.58

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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.