Finding the Fourth Proportional to 1,358,493.05, 1,874,739.80 and 746,702.37
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Solution
The fourth proportional to 1,358,493.05, 1,874,739.80 and 746,702.37 is: 1,030,459.93
Step by Step Solution
- Step 1: Write the proportion equation
1,358,493.05 : 1,874,739.80 = 746,702.37 : x - Step 2: Convert to fraction form
1,358,493.05/1,874,739.80 = 746,702.37/x - Step 3: Cross multiply
1,358,493.05x = 1,874,739.80 × 746,702.37 - Step 4: Simplify right side
1,358,493.05x = 1,399,872,653,660.08 - Step 5: Solve for x
x = 1,399,872,653,660.08/1,358,493.05 - Step 6: Final answer
x = 1,030,459.93
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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.