Finding the Fourth Proportional to 4,787,058.16, 6,605,486.04 and 2,749,867.12
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Solution
The fourth proportional to 4,787,058.16, 6,605,486.04 and 2,749,867.12 is: 3,794,440.82
Step by Step Solution
- Step 1: Write the proportion equation
4,787,058.16 : 6,605,486.04 = 2,749,867.12 : x - Step 2: Convert to fraction form
4,787,058.16/6,605,486.04 = 2,749,867.12/x - Step 3: Cross multiply
4,787,058.16x = 6,605,486.04 × 2,749,867.12 - Step 4: Simplify right side
4,787,058.16x = 18,164,208,873,015.00 - Step 5: Solve for x
x = 18,164,208,873,015.00/4,787,058.16 - Step 6: Final answer
x = 3,794,440.82
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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.