Finding the Fourth Proportional to 1,382,505.68, 2,070,751.80 and 671,036.24
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Solution
The fourth proportional to 1,382,505.68, 2,070,751.80 and 671,036.24 is: 1,005,094.97
Step by Step Solution
- Step 1: Write the proportion equation
1,382,505.68 : 2,070,751.80 = 671,036.24 : x - Step 2: Convert to fraction form
1,382,505.68/2,070,751.80 = 671,036.24/x - Step 3: Cross multiply
1,382,505.68x = 2,070,751.80 × 671,036.24 - Step 4: Simplify right side
1,382,505.68x = 1,389,549,501,845.23 - Step 5: Solve for x
x = 1,389,549,501,845.23/1,382,505.68 - Step 6: Final answer
x = 1,005,094.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.