Home / 3,071,645.94-4,239,714.49-1,782,901.52

Finding the Fourth Proportional to 3,071,645.94, 4,239,714.49 and 1,782,901.52

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Solution

The fourth proportional to 3,071,645.94, 4,239,714.49 and 1,782,901.52 is: 2,460,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,645.94 : 4,239,714.49 = 1,782,901.52 : x
  2. Step 2: Convert to fraction form
    3,071,645.94/4,239,714.49 = 1,782,901.52/x
  3. Step 3: Cross multiply
    3,071,645.94x = 4,239,714.49 × 1,782,901.52
  4. Step 4: Simplify right side
    3,071,645.94x = 7,558,993,408,587.03
  5. Step 5: Solve for x
    x = 7,558,993,408,587.03/3,071,645.94
  6. Step 6: Final answer
    x = 2,460,893.46

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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.