Home / 863,632.94-1,295,449.40-840,013.34

Finding the Fourth Proportional to 863,632.94, 1,295,449.40 and 840,013.34

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Solution

The fourth proportional to 863,632.94, 1,295,449.40 and 840,013.34 is: 1,260,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,632.94 : 1,295,449.40 = 840,013.34 : x
  2. Step 2: Convert to fraction form
    863,632.94/1,295,449.40 = 840,013.34/x
  3. Step 3: Cross multiply
    863,632.94x = 1,295,449.40 × 840,013.34
  4. Step 4: Simplify right side
    863,632.94x = 1,088,194,772,917.78
  5. Step 5: Solve for x
    x = 1,088,194,772,917.78/863,632.94
  6. Step 6: Final answer
    x = 1,260,020.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.