Finding the Fourth Proportional to 4,619,967.64, 6,376,341.99 and 2,687,348.50
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Solution
The fourth proportional to 4,619,967.64, 6,376,341.99 and 2,687,348.50 is: 3,708,998.51
Step by Step Solution
- Step 1: Write the proportion equation
4,619,967.64 : 6,376,341.99 = 2,687,348.50 : x - Step 2: Convert to fraction form
4,619,967.64/6,376,341.99 = 2,687,348.50/x - Step 3: Cross multiply
4,619,967.64x = 6,376,341.99 × 2,687,348.50 - Step 4: Simplify right side
4,619,967.64x = 17,135,453,082,313.52 - Step 5: Solve for x
x = 17,135,453,082,313.52/4,619,967.64 - Step 6: Final answer
x = 3,708,998.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.