Home / 1,127,063.32-1,555,506.87-697,481.80

Finding the Fourth Proportional to 1,127,063.32, 1,555,506.87 and 697,481.80

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Solution

The fourth proportional to 1,127,063.32, 1,555,506.87 and 697,481.80 is: 962,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,063.32 : 1,555,506.87 = 697,481.80 : x
  2. Step 2: Convert to fraction form
    1,127,063.32/1,555,506.87 = 697,481.80/x
  3. Step 3: Cross multiply
    1,127,063.32x = 1,555,506.87 × 697,481.80
  4. Step 4: Simplify right side
    1,127,063.32x = 1,084,937,731,599.97
  5. Step 5: Solve for x
    x = 1,084,937,731,599.97/1,127,063.32
  6. Step 6: Final answer
    x = 962,623.58

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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.