Home / 1,985,812.98-2,737,146.96-1,404,286.04

Finding the Fourth Proportional to 1,985,812.98, 2,737,146.96 and 1,404,286.04

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Solution

The fourth proportional to 1,985,812.98, 2,737,146.96 and 1,404,286.04 is: 1,935,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,812.98 : 2,737,146.96 = 1,404,286.04 : x
  2. Step 2: Convert to fraction form
    1,985,812.98/2,737,146.96 = 1,404,286.04/x
  3. Step 3: Cross multiply
    1,985,812.98x = 2,737,146.96 × 1,404,286.04
  4. Step 4: Simplify right side
    1,985,812.98x = 3,843,737,265,356.44
  5. Step 5: Solve for x
    x = 3,843,737,265,356.44/1,985,812.98
  6. Step 6: Final answer
    x = 1,935,598.82

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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.