Finding the Fourth Proportional to 1,657,053.18, 2,286,844.92 and 1,248,434.10
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Solution
The fourth proportional to 1,657,053.18, 2,286,844.92 and 1,248,434.10 is: 1,722,923.09
Step by Step Solution
- Step 1: Write the proportion equation
1,657,053.18 : 2,286,844.92 = 1,248,434.10 : x - Step 2: Convert to fraction form
1,657,053.18/2,286,844.92 = 1,248,434.10/x - Step 3: Cross multiply
1,657,053.18x = 2,286,844.92 × 1,248,434.10 - Step 4: Simplify right side
1,657,053.18x = 2,854,975,179,539.77 - Step 5: Solve for x
x = 2,854,975,179,539.77/1,657,053.18 - Step 6: Final answer
x = 1,722,923.09
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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.