Home / 1,689,543.72-2,534,009.43-678,624.84

Finding the Fourth Proportional to 1,689,543.72, 2,534,009.43 and 678,624.84

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Solution

The fourth proportional to 1,689,543.72, 2,534,009.43 and 678,624.84 is: 1,017,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,543.72 : 2,534,009.43 = 678,624.84 : x
  2. Step 2: Convert to fraction form
    1,689,543.72/2,534,009.43 = 678,624.84/x
  3. Step 3: Cross multiply
    1,689,543.72x = 2,534,009.43 × 678,624.84
  4. Step 4: Simplify right side
    1,689,543.72x = 1,719,641,743,992.24
  5. Step 5: Solve for x
    x = 1,719,641,743,992.24/1,689,543.72
  6. Step 6: Final answer
    x = 1,017,814.29

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