Home / 4,378,456.31-6,042,643.19-2,445,090.39

Finding the Fourth Proportional to 4,378,456.31, 6,042,643.19 and 2,445,090.39

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Solution

The fourth proportional to 4,378,456.31, 6,042,643.19 and 2,445,090.39 is: 3,374,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378,456.31 : 6,042,643.19 = 2,445,090.39 : x
  2. Step 2: Convert to fraction form
    4,378,456.31/6,042,643.19 = 2,445,090.39/x
  3. Step 3: Cross multiply
    4,378,456.31x = 6,042,643.19 × 2,445,090.39
  4. Step 4: Simplify right side
    4,378,456.31x = 14,774,808,781,842.49
  5. Step 5: Solve for x
    x = 14,774,808,781,842.49/4,378,456.31
  6. Step 6: Final answer
    x = 3,374,433.31

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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.