Finding the Fourth Proportional to 5,103,768.70, 7,646,795.70 and 4,306,607.20
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Solution
The fourth proportional to 5,103,768.70, 7,646,795.70 and 4,306,607.20 is: 6,452,436.89
Step by Step Solution
- Step 1: Write the proportion equation
5,103,768.70 : 7,646,795.70 = 4,306,607.20 : x - Step 2: Convert to fraction form
5,103,768.70/7,646,795.70 = 4,306,607.20/x - Step 3: Cross multiply
5,103,768.70x = 7,646,795.70 × 4,306,607.20 - Step 4: Simplify right side
5,103,768.70x = 32,931,745,418,549.04 - Step 5: Solve for x
x = 32,931,745,418,549.04/5,103,768.70 - Step 6: Final answer
x = 6,452,436.89
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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.