Home / 1,280,836.18-1,921,185.01-649,733.59

Finding the Fourth Proportional to 1,280,836.18, 1,921,185.01 and 649,733.59

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Solution

The fourth proportional to 1,280,836.18, 1,921,185.01 and 649,733.59 is: 974,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,836.18 : 1,921,185.01 = 649,733.59 : x
  2. Step 2: Convert to fraction form
    1,280,836.18/1,921,185.01 = 649,733.59/x
  3. Step 3: Cross multiply
    1,280,836.18x = 1,921,185.01 × 649,733.59
  4. Step 4: Simplify right side
    1,280,836.18x = 1,248,258,433,601.49
  5. Step 5: Solve for x
    x = 1,248,258,433,601.49/1,280,836.18
  6. Step 6: Final answer
    x = 974,565.25

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