Finding the Fourth Proportional to 1,926,328.29, 2,657,593.10 and 1,099,447.74
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Solution
The fourth proportional to 1,926,328.29, 2,657,593.10 and 1,099,447.74 is: 1,516,815.56
Step by Step Solution
- Step 1: Write the proportion equation
1,926,328.29 : 2,657,593.10 = 1,099,447.74 : x - Step 2: Convert to fraction form
1,926,328.29/2,657,593.10 = 1,099,447.74/x - Step 3: Cross multiply
1,926,328.29x = 2,657,593.10 × 1,099,447.74 - Step 4: Simplify right side
1,926,328.29x = 2,921,884,727,634.59 - Step 5: Solve for x
x = 2,921,884,727,634.59/1,926,328.29 - Step 6: Final answer
x = 1,516,815.56
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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.