Finding the Fourth Proportional to 2,232,368.41, 3,080,646.71 and 1,213,773.15
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Solution
The fourth proportional to 2,232,368.41, 3,080,646.71 and 1,213,773.15 is: 1,674,995.15
Step by Step Solution
- Step 1: Write the proportion equation
2,232,368.41 : 3,080,646.71 = 1,213,773.15 : x - Step 2: Convert to fraction form
2,232,368.41/3,080,646.71 = 1,213,773.15/x - Step 3: Cross multiply
2,232,368.41x = 3,080,646.71 × 1,213,773.15 - Step 4: Simplify right side
2,232,368.41x = 3,739,206,255,164.97 - Step 5: Solve for x
x = 3,739,206,255,164.97/2,232,368.41 - Step 6: Final answer
x = 1,674,995.15
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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.