Finding the Fourth Proportional to 1,609,837.52, 2,221,468.35 and 884,669.63
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Solution
The fourth proportional to 1,609,837.52, 2,221,468.35 and 884,669.63 is: 1,220,785.05
Step by Step Solution
- Step 1: Write the proportion equation
1,609,837.52 : 2,221,468.35 = 884,669.63 : x - Step 2: Convert to fraction form
1,609,837.52/2,221,468.35 = 884,669.63/x - Step 3: Cross multiply
1,609,837.52x = 2,221,468.35 × 884,669.63 - Step 4: Simplify right side
1,609,837.52x = 1,965,265,583,251.21 - Step 5: Solve for x
x = 1,965,265,583,251.21/1,609,837.52 - Step 6: Final answer
x = 1,220,785.05
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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.