Finding the Fourth Proportional to 1,079,415.84, 1,489,617.08 and 596,011.54
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Solution
The fourth proportional to 1,079,415.84, 1,489,617.08 and 596,011.54 is: 822,508.75
Step by Step Solution
- Step 1: Write the proportion equation
1,079,415.84 : 1,489,617.08 = 596,011.54 : x - Step 2: Convert to fraction form
1,079,415.84/1,489,617.08 = 596,011.54/x - Step 3: Cross multiply
1,079,415.84x = 1,489,617.08 × 596,011.54 - Step 4: Simplify right side
1,079,415.84x = 887,828,969,861.10 - Step 5: Solve for x
x = 887,828,969,861.10/1,079,415.84 - Step 6: Final answer
x = 822,508.75
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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.