Home / 1,889,042.48-2,606,880.60-1,029,603.44

Finding the Fourth Proportional to 1,889,042.48, 2,606,880.60 and 1,029,603.44

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Solution

The fourth proportional to 1,889,042.48, 2,606,880.60 and 1,029,603.44 is: 1,420,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,042.48 : 2,606,880.60 = 1,029,603.44 : x
  2. Step 2: Convert to fraction form
    1,889,042.48/2,606,880.60 = 1,029,603.44/x
  3. Step 3: Cross multiply
    1,889,042.48x = 2,606,880.60 × 1,029,603.44
  4. Step 4: Simplify right side
    1,889,042.48x = 2,684,053,233,429.26
  5. Step 5: Solve for x
    x = 2,684,053,233,429.26/1,889,042.48
  6. Step 6: Final answer
    x = 1,420,853.83

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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.