Finding the Fourth Proportional to 4,757,328.24, 7,135,928.56 and 1,163,126.17
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Solution
The fourth proportional to 4,757,328.24, 7,135,928.56 and 1,163,126.17 is: 1,744,673.66
Step by Step Solution
- Step 1: Write the proportion equation
4,757,328.24 : 7,135,928.56 = 1,163,126.17 : x - Step 2: Convert to fraction form
4,757,328.24/7,135,928.56 = 1,163,126.17/x - Step 3: Cross multiply
4,757,328.24x = 7,135,928.56 × 1,163,126.17 - Step 4: Simplify right side
4,757,328.24x = 8,299,985,255,386.41 - Step 5: Solve for x
x = 8,299,985,255,386.41/4,757,328.24 - Step 6: Final answer
x = 1,744,673.66
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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.