Home / 1,362,841.74-1,880,734.20-751,016.40

Finding the Fourth Proportional to 1,362,841.74, 1,880,734.20 and 751,016.40

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Solution

The fourth proportional to 1,362,841.74, 1,880,734.20 and 751,016.40 is: 1,036,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,841.74 : 1,880,734.20 = 751,016.40 : x
  2. Step 2: Convert to fraction form
    1,362,841.74/1,880,734.20 = 751,016.40/x
  3. Step 3: Cross multiply
    1,362,841.74x = 1,880,734.20 × 751,016.40
  4. Step 4: Simplify right side
    1,362,841.74x = 1,412,462,228,240.88
  5. Step 5: Solve for x
    x = 1,412,462,228,240.88/1,362,841.74
  6. Step 6: Final answer
    x = 1,036,409.57

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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.