Home / 1,804,817.42-2,490,648.06-989,053.21

Finding the Fourth Proportional to 1,804,817.42, 2,490,648.06 and 989,053.21

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Solution

The fourth proportional to 1,804,817.42, 2,490,648.06 and 989,053.21 is: 1,364,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,817.42 : 2,490,648.06 = 989,053.21 : x
  2. Step 2: Convert to fraction form
    1,804,817.42/2,490,648.06 = 989,053.21/x
  3. Step 3: Cross multiply
    1,804,817.42x = 2,490,648.06 × 989,053.21
  4. Step 4: Simplify right side
    1,804,817.42x = 2,463,383,443,797.40
  5. Step 5: Solve for x
    x = 2,463,383,443,797.40/1,804,817.42
  6. Step 6: Final answer
    x = 1,364,893.43

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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.