Finding the Fourth Proportional to 1,517,444.74, 2,093,894.58 and 905,484.07
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Solution
The fourth proportional to 1,517,444.74, 2,093,894.58 and 905,484.07 is: 1,249,461.11
Step by Step Solution
- Step 1: Write the proportion equation
1,517,444.74 : 2,093,894.58 = 905,484.07 : x - Step 2: Convert to fraction form
1,517,444.74/2,093,894.58 = 905,484.07/x - Step 3: Cross multiply
1,517,444.74x = 2,093,894.58 × 905,484.07 - Step 4: Simplify right side
1,517,444.74x = 1,895,988,186,449.34 - Step 5: Solve for x
x = 1,895,988,186,449.34/1,517,444.74 - Step 6: Final answer
x = 1,249,461.11
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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.