Home / 1,362,801.62-1,880,537.73-803,908.89

Finding the Fourth Proportional to 1,362,801.62, 1,880,537.73 and 803,908.89

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Solution

The fourth proportional to 1,362,801.62, 1,880,537.73 and 803,908.89 is: 1,109,318.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,801.62 : 1,880,537.73 = 803,908.89 : x
  2. Step 2: Convert to fraction form
    1,362,801.62/1,880,537.73 = 803,908.89/x
  3. Step 3: Cross multiply
    1,362,801.62x = 1,880,537.73 × 803,908.89
  4. Step 4: Simplify right side
    1,362,801.62x = 1,511,780,999,127.42
  5. Step 5: Solve for x
    x = 1,511,780,999,127.42/1,362,801.62
  6. Step 6: Final answer
    x = 1,109,318.47

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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.