Finding the Fourth Proportional to 1,197,690.90, 1,796,536.35 and 1,036,727.70
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Solution
The fourth proportional to 1,197,690.90, 1,796,536.35 and 1,036,727.70 is: 1,555,091.55
Step by Step Solution
- Step 1: Write the proportion equation
1,197,690.90 : 1,796,536.35 = 1,036,727.70 : x - Step 2: Convert to fraction form
1,197,690.90/1,796,536.35 = 1,036,727.70/x - Step 3: Cross multiply
1,197,690.90x = 1,796,536.35 × 1,036,727.70 - Step 4: Simplify right side
1,197,690.90x = 1,862,518,998,101.90 - Step 5: Solve for x
x = 1,862,518,998,101.90/1,197,690.90 - Step 6: Final answer
x = 1,555,091.55
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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.