Finding the Fourth Proportional to 2,273,284.80, 3,136,909.68 and 1,254,623.76
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Solution
The fourth proportional to 2,273,284.80, 3,136,909.68 and 1,254,623.76 is: 1,731,257.53
Step by Step Solution
- Step 1: Write the proportion equation
2,273,284.80 : 3,136,909.68 = 1,254,623.76 : x - Step 2: Convert to fraction form
2,273,284.80/3,136,909.68 = 1,254,623.76/x - Step 3: Cross multiply
2,273,284.80x = 3,136,909.68 × 1,254,623.76 - Step 4: Simplify right side
2,273,284.80x = 3,935,641,417,502.00 - Step 5: Solve for x
x = 3,935,641,417,502.00/2,273,284.80 - Step 6: Final answer
x = 1,731,257.53
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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.