Finding the Fourth Proportional to 4,398,330.81, 6,069,688.51 and 2,679,451.28
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Solution
The fourth proportional to 4,398,330.81, 6,069,688.51 and 2,679,451.28 is: 3,697,637.89
Step by Step Solution
- Step 1: Write the proportion equation
4,398,330.81 : 6,069,688.51 = 2,679,451.28 : x - Step 2: Convert to fraction form
4,398,330.81/6,069,688.51 = 2,679,451.28/x - Step 3: Cross multiply
4,398,330.81x = 6,069,688.51 × 2,679,451.28 - Step 4: Simplify right side
4,398,330.81x = 16,263,434,647,320.79 - Step 5: Solve for x
x = 16,263,434,647,320.79/4,398,330.81 - Step 6: Final answer
x = 3,697,637.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.