Finding the Fourth Proportional to 2,208,634.79, 3,312,855.81 and 692,283.13
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Solution
The fourth proportional to 2,208,634.79, 3,312,855.81 and 692,283.13 is: 1,038,394.49
Step by Step Solution
- Step 1: Write the proportion equation
2,208,634.79 : 3,312,855.81 = 692,283.13 : x - Step 2: Convert to fraction form
2,208,634.79/3,312,855.81 = 692,283.13/x - Step 3: Cross multiply
2,208,634.79x = 3,312,855.81 × 692,283.13 - Step 4: Simplify right side
2,208,634.79x = 2,293,434,181,103.35 - Step 5: Solve for x
x = 2,293,434,181,103.35/2,208,634.79 - Step 6: Final answer
x = 1,038,394.49
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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.