Finding the Fourth Proportional to 1,370,546.52, 1,891,331.74 and 758,686.49
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Solution
The fourth proportional to 1,370,546.52, 1,891,331.74 and 758,686.49 is: 1,046,974.92
Step by Step Solution
- Step 1: Write the proportion equation
1,370,546.52 : 1,891,331.74 = 758,686.49 : x - Step 2: Convert to fraction form
1,370,546.52/1,891,331.74 = 758,686.49/x - Step 3: Cross multiply
1,370,546.52x = 1,891,331.74 × 758,686.49 - Step 4: Simplify right side
1,370,546.52x = 1,434,927,839,246.19 - Step 5: Solve for x
x = 1,434,927,839,246.19/1,370,546.52 - Step 6: Final answer
x = 1,046,974.92
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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.