Finding the Fourth Proportional to 1,744,473.16, 2,616,204.30 and 679,277.80
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Solution
The fourth proportional to 1,744,473.16, 2,616,204.30 and 679,277.80 is: 1,018,719.89
Step by Step Solution
- Step 1: Write the proportion equation
1,744,473.16 : 2,616,204.30 = 679,277.80 : x - Step 2: Convert to fraction form
1,744,473.16/2,616,204.30 = 679,277.80/x - Step 3: Cross multiply
1,744,473.16x = 2,616,204.30 × 679,277.80 - Step 4: Simplify right side
1,744,473.16x = 1,777,129,501,254.54 - Step 5: Solve for x
x = 1,777,129,501,254.54/1,744,473.16 - Step 6: Final answer
x = 1,018,719.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.