Home / 1,207,563.72-1,666,457.40-691,315.56

Finding the Fourth Proportional to 1,207,563.72, 1,666,457.40 and 691,315.56

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Solution

The fourth proportional to 1,207,563.72, 1,666,457.40 and 691,315.56 is: 954,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,563.72 : 1,666,457.40 = 691,315.56 : x
  2. Step 2: Convert to fraction form
    1,207,563.72/1,666,457.40 = 691,315.56/x
  3. Step 3: Cross multiply
    1,207,563.72x = 1,666,457.40 × 691,315.56
  4. Step 4: Simplify right side
    1,207,563.72x = 1,152,047,930,697.14
  5. Step 5: Solve for x
    x = 1,152,047,930,697.14/1,207,563.72
  6. Step 6: Final answer
    x = 954,026.62

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