Finding the Fourth Proportional to 3,108,719.16, 4,663,707.36 and 1,311,607.08
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Solution
The fourth proportional to 3,108,719.16, 4,663,707.36 and 1,311,607.08 is: 1,967,675.84
Step by Step Solution
- Step 1: Write the proportion equation
3,108,719.16 : 4,663,707.36 = 1,311,607.08 : x - Step 2: Convert to fraction form
3,108,719.16/4,663,707.36 = 1,311,607.08/x - Step 3: Cross multiply
3,108,719.16x = 4,663,707.36 × 1,311,607.08 - Step 4: Simplify right side
3,108,719.16x = 6,116,951,592,424.11 - Step 5: Solve for x
x = 6,116,951,592,424.11/3,108,719.16 - Step 6: Final answer
x = 1,967,675.84
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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.