Finding the Fourth Proportional to 3,483,713.08, 5,225,062.74 and 1,087,000.12
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Solution
The fourth proportional to 3,483,713.08, 5,225,062.74 and 1,087,000.12 is: 1,630,342.02
Step by Step Solution
- Step 1: Write the proportion equation
3,483,713.08 : 5,225,062.74 = 1,087,000.12 : x - Step 2: Convert to fraction form
3,483,713.08/5,225,062.74 = 1,087,000.12/x - Step 3: Cross multiply
3,483,713.08x = 5,225,062.74 × 1,087,000.12 - Step 4: Simplify right side
3,483,713.08x = 5,679,643,825,387.53 - Step 5: Solve for x
x = 5,679,643,825,387.53/3,483,713.08 - Step 6: Final answer
x = 1,630,342.02
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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.