Home / 2,638,404.28-3,957,828.36-841,543.21

Finding the Fourth Proportional to 2,638,404.28, 3,957,828.36 and 841,543.21

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Solution

The fourth proportional to 2,638,404.28, 3,957,828.36 and 841,543.21 is: 1,262,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,404.28 : 3,957,828.36 = 841,543.21 : x
  2. Step 2: Convert to fraction form
    2,638,404.28/3,957,828.36 = 841,543.21/x
  3. Step 3: Cross multiply
    2,638,404.28x = 3,957,828.36 × 841,543.21
  4. Step 4: Simplify right side
    2,638,404.28x = 3,330,683,582,703.44
  5. Step 5: Solve for x
    x = 3,330,683,582,703.44/2,638,404.28
  6. Step 6: Final answer
    x = 1,262,385.60

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