Finding the Fourth Proportional to 1,569,301.68, 2,158,840.74 and 1,374,833.64
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Solution
The fourth proportional to 1,569,301.68, 2,158,840.74 and 1,374,833.64 is: 1,891,316.95
Step by Step Solution
- Step 1: Write the proportion equation
1,569,301.68 : 2,158,840.74 = 1,374,833.64 : x - Step 2: Convert to fraction form
1,569,301.68/2,158,840.74 = 1,374,833.64/x - Step 3: Cross multiply
1,569,301.68x = 2,158,840.74 × 1,374,833.64 - Step 4: Simplify right side
1,569,301.68x = 2,968,046,872,754.49 - Step 5: Solve for x
x = 2,968,046,872,754.49/1,569,301.68 - Step 6: Final answer
x = 1,891,316.95
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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.