Finding the Fourth Proportional to 3,726,522, 5,146,503.84 and 2,567,980.62
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Solution
The fourth proportional to 3,726,522, 5,146,503.84 and 2,567,980.62 is: 3,546,503.18
Step by Step Solution
- Step 1: Write the proportion equation
3,726,522 : 5,146,503.84 = 2,567,980.62 : x - Step 2: Convert to fraction form
3,726,522/5,146,503.84 = 2,567,980.62/x - Step 3: Cross multiply
3,726,522x = 5,146,503.84 × 2,567,980.62 - Step 4: Simplify right side
3,726,522x = 13,216,122,121,875.58 - Step 5: Solve for x
x = 13,216,122,121,875.58/3,726,522 - Step 6: Final answer
x = 3,546,503.18
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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.