Finding the Fourth Proportional to 2,252,926.61, 3,109,048.26 and 1,220,434.40
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Solution
The fourth proportional to 2,252,926.61, 3,109,048.26 and 1,220,434.40 is: 1,684,204.64
Step by Step Solution
- Step 1: Write the proportion equation
2,252,926.61 : 3,109,048.26 = 1,220,434.40 : x - Step 2: Convert to fraction form
2,252,926.61/3,109,048.26 = 1,220,434.40/x - Step 3: Cross multiply
2,252,926.61x = 3,109,048.26 × 1,220,434.40 - Step 4: Simplify right side
2,252,926.61x = 3,794,389,447,764.14 - Step 5: Solve for x
x = 3,794,389,447,764.14/2,252,926.61 - Step 6: Final answer
x = 1,684,204.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.