Finding the Fourth Proportional to 2,752,286.78, 4,127,378.29 and 905,368.98
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Solution
The fourth proportional to 2,752,286.78, 4,127,378.29 and 905,368.98 is: 1,357,707.45
Step by Step Solution
- Step 1: Write the proportion equation
2,752,286.78 : 4,127,378.29 = 905,368.98 : x - Step 2: Convert to fraction form
2,752,286.78/4,127,378.29 = 905,368.98/x - Step 3: Cross multiply
2,752,286.78x = 4,127,378.29 × 905,368.98 - Step 4: Simplify right side
2,752,286.78x = 3,736,800,272,491.44 - Step 5: Solve for x
x = 3,736,800,272,491.44/2,752,286.78 - Step 6: Final answer
x = 1,357,707.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.