Home / 1,213,858.22-1,674,874.28-697,512.35

Finding the Fourth Proportional to 1,213,858.22, 1,674,874.28 and 697,512.35

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Solution

The fourth proportional to 1,213,858.22, 1,674,874.28 and 697,512.35 is: 962,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,858.22 : 1,674,874.28 = 697,512.35 : x
  2. Step 2: Convert to fraction form
    1,213,858.22/1,674,874.28 = 697,512.35/x
  3. Step 3: Cross multiply
    1,213,858.22x = 1,674,874.28 × 697,512.35
  4. Step 4: Simplify right side
    1,213,858.22x = 1,168,245,483,135.42
  5. Step 5: Solve for x
    x = 1,168,245,483,135.42/1,213,858.22
  6. Step 6: Final answer
    x = 962,423.34

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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.