Finding the Fourth Proportional to 5,046,763.79, 6,964,444.17 and 2,871,260.12
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Solution
The fourth proportional to 5,046,763.79, 6,964,444.17 and 2,871,260.12 is: 3,962,287.84
Step by Step Solution
- Step 1: Write the proportion equation
5,046,763.79 : 6,964,444.17 = 2,871,260.12 : x - Step 2: Convert to fraction form
5,046,763.79/6,964,444.17 = 2,871,260.12/x - Step 3: Cross multiply
5,046,763.79x = 6,964,444.17 × 2,871,260.12 - Step 4: Simplify right side
5,046,763.79x = 19,996,730,768,465.28 - Step 5: Solve for x
x = 19,996,730,768,465.28/5,046,763.79 - Step 6: Final answer
x = 3,962,287.84
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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.