Finding the Fourth Proportional to 1,001,994.51, 1,382,839.92 and 549,372.99
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Solution
The fourth proportional to 1,001,994.51, 1,382,839.92 and 549,372.99 is: 758,182.70
Step by Step Solution
- Step 1: Write the proportion equation
1,001,994.51 : 1,382,839.92 = 549,372.99 : x - Step 2: Convert to fraction form
1,001,994.51/1,382,839.92 = 549,372.99/x - Step 3: Cross multiply
1,001,994.51x = 1,382,839.92 × 549,372.99 - Step 4: Simplify right side
1,001,994.51x = 759,694,901,541.76 - Step 5: Solve for x
x = 759,694,901,541.76/1,001,994.51 - Step 6: Final answer
x = 758,182.70
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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.