Finding the Fourth Proportional to 1,171,507.19, 1,757,299.06 and 402,996.99
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Solution
The fourth proportional to 1,171,507.19, 1,757,299.06 and 402,996.99 is: 604,508.64
Step by Step Solution
- Step 1: Write the proportion equation
1,171,507.19 : 1,757,299.06 = 402,996.99 : x - Step 2: Convert to fraction form
1,171,507.19/1,757,299.06 = 402,996.99/x - Step 3: Cross multiply
1,171,507.19x = 1,757,299.06 × 402,996.99 - Step 4: Simplify right side
1,171,507.19x = 708,186,220,908.35 - Step 5: Solve for x
x = 708,186,220,908.35/1,171,507.19 - Step 6: Final answer
x = 604,508.64
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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.