Finding the Fourth Proportional to 1,413,624.34, 1,950,655.93 and 840,553.80
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Solution
The fourth proportional to 1,413,624.34, 1,950,655.93 and 840,553.80 is: 1,159,877.63
Step by Step Solution
- Step 1: Write the proportion equation
1,413,624.34 : 1,950,655.93 = 840,553.80 : x - Step 2: Convert to fraction form
1,413,624.34/1,950,655.93 = 840,553.80/x - Step 3: Cross multiply
1,413,624.34x = 1,950,655.93 × 840,553.80 - Step 4: Simplify right side
1,413,624.34x = 1,639,631,254,454.03 - Step 5: Solve for x
x = 1,639,631,254,454.03/1,413,624.34 - Step 6: Final answer
x = 1,159,877.63
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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.