Finding the Fourth Proportional to 3,464,588.95, 4,781,163.75 and 1,915,954.83
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Solution
The fourth proportional to 3,464,588.95, 4,781,163.75 and 1,915,954.83 is: 2,644,034.80
Step by Step Solution
- Step 1: Write the proportion equation
3,464,588.95 : 4,781,163.75 = 1,915,954.83 : x - Step 2: Convert to fraction form
3,464,588.95/4,781,163.75 = 1,915,954.83/x - Step 3: Cross multiply
3,464,588.95x = 4,781,163.75 × 1,915,954.83 - Step 4: Simplify right side
3,464,588.95x = 9,160,493,772,648.58 - Step 5: Solve for x
x = 9,160,493,772,648.58/3,464,588.95 - Step 6: Final answer
x = 2,644,034.80
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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.