Finding the Fourth Proportional to 1,529,226.98, 2,110,467.70 and 841,020.12
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Solution
The fourth proportional to 1,529,226.98, 2,110,467.70 and 841,020.12 is: 1,160,681.72
Step by Step Solution
- Step 1: Write the proportion equation
1,529,226.98 : 2,110,467.70 = 841,020.12 : x - Step 2: Convert to fraction form
1,529,226.98/2,110,467.70 = 841,020.12/x - Step 3: Cross multiply
1,529,226.98x = 2,110,467.70 × 841,020.12 - Step 4: Simplify right side
1,529,226.98x = 1,774,945,794,105.02 - Step 5: Solve for x
x = 1,774,945,794,105.02/1,529,226.98 - Step 6: Final answer
x = 1,160,681.72
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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.