Finding the Fourth Proportional to 3,480,556.71, 4,804,051.16 and 2,378,434.47
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Solution
The fourth proportional to 3,480,556.71, 4,804,051.16 and 2,378,434.47 is: 3,282,842.90
Step by Step Solution
- Step 1: Write the proportion equation
3,480,556.71 : 4,804,051.16 = 2,378,434.47 : x - Step 2: Convert to fraction form
3,480,556.71/4,804,051.16 = 2,378,434.47/x - Step 3: Cross multiply
3,480,556.71x = 4,804,051.16 × 2,378,434.47 - Step 4: Simplify right side
3,480,556.71x = 11,426,120,874,587.49 - Step 5: Solve for x
x = 11,426,120,874,587.49/3,480,556.71 - Step 6: Final answer
x = 3,282,842.90
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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.