Finding the Fourth Proportional to 4,842,130.55, 7,253,746.88 and 3,772,162.67
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Solution
The fourth proportional to 4,842,130.55, 7,253,746.88 and 3,772,162.67 is: 5,650,882.99
Step by Step Solution
- Step 1: Write the proportion equation
4,842,130.55 : 7,253,746.88 = 3,772,162.67 : x - Step 2: Convert to fraction form
4,842,130.55/7,253,746.88 = 3,772,162.67/x - Step 3: Cross multiply
4,842,130.55x = 7,253,746.88 × 3,772,162.67 - Step 4: Simplify right side
4,842,130.55x = 27,362,313,143,235.42 - Step 5: Solve for x
x = 27,362,313,143,235.42/4,842,130.55 - Step 6: Final answer
x = 5,650,882.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.