Home / 1,298,664.16-1,791,632.52-863,292.04

Finding the Fourth Proportional to 1,298,664.16, 1,791,632.52 and 863,292.04

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Solution

The fourth proportional to 1,298,664.16, 1,791,632.52 and 863,292.04 is: 1,190,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,664.16 : 1,791,632.52 = 863,292.04 : x
  2. Step 2: Convert to fraction form
    1,298,664.16/1,791,632.52 = 863,292.04/x
  3. Step 3: Cross multiply
    1,298,664.16x = 1,791,632.52 × 863,292.04
  4. Step 4: Simplify right side
    1,298,664.16x = 1,546,702,093,121.14
  5. Step 5: Solve for x
    x = 1,546,702,093,121.14/1,298,664.16
  6. Step 6: Final answer
    x = 1,190,994.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.