Finding the Fourth Proportional to 1,771,616.72, 2,656,137.68 and 706,339.28
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Solution
The fourth proportional to 1,771,616.72, 2,656,137.68 and 706,339.28 is: 1,058,995.64
Step by Step Solution
- Step 1: Write the proportion equation
1,771,616.72 : 2,656,137.68 = 706,339.28 : x - Step 2: Convert to fraction form
1,771,616.72/2,656,137.68 = 706,339.28/x - Step 3: Cross multiply
1,771,616.72x = 2,656,137.68 × 706,339.28 - Step 4: Simplify right side
1,771,616.72x = 1,876,134,376,472.07 - Step 5: Solve for x
x = 1,876,134,376,472.07/1,771,616.72 - Step 6: Final answer
x = 1,058,995.64
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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.