Home / 1,102,316.93-1,652,831.82-427,609.81

Finding the Fourth Proportional to 1,102,316.93, 1,652,831.82 and 427,609.81

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Solution

The fourth proportional to 1,102,316.93, 1,652,831.82 and 427,609.81 is: 641,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,316.93 : 1,652,831.82 = 427,609.81 : x
  2. Step 2: Convert to fraction form
    1,102,316.93/1,652,831.82 = 427,609.81/x
  3. Step 3: Cross multiply
    1,102,316.93x = 1,652,831.82 × 427,609.81
  4. Step 4: Simplify right side
    1,102,316.93x = 706,767,100,512.15
  5. Step 5: Solve for x
    x = 706,767,100,512.15/1,102,316.93
  6. Step 6: Final answer
    x = 641,165.06

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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.