Finding the Fourth Proportional to 5,133,873.35, 7,700,308.57 and 1,347,356.23
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Solution
The fourth proportional to 5,133,873.35, 7,700,308.57 and 1,347,356.23 is: 2,020,902.74
Step by Step Solution
- Step 1: Write the proportion equation
5,133,873.35 : 7,700,308.57 = 1,347,356.23 : x - Step 2: Convert to fraction form
5,133,873.35/7,700,308.57 = 1,347,356.23/x - Step 3: Cross multiply
5,133,873.35x = 7,700,308.57 × 1,347,356.23 - Step 4: Simplify right side
5,133,873.35x = 10,375,058,707,145.31 - Step 5: Solve for x
x = 10,375,058,707,145.31/5,133,873.35 - Step 6: Final answer
x = 2,020,902.74
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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.