Finding the Fourth Proportional to 3,437,421.08, 5,156,394.05 and 1,041,464.17
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Solution
The fourth proportional to 3,437,421.08, 5,156,394.05 and 1,041,464.17 is: 1,562,275.76
Step by Step Solution
- Step 1: Write the proportion equation
3,437,421.08 : 5,156,394.05 = 1,041,464.17 : x - Step 2: Convert to fraction form
3,437,421.08/5,156,394.05 = 1,041,464.17/x - Step 3: Cross multiply
3,437,421.08x = 5,156,394.05 × 1,041,464.17 - Step 4: Simplify right side
3,437,421.08x = 5,370,199,618,486.90 - Step 5: Solve for x
x = 5,370,199,618,486.90/3,437,421.08 - Step 6: Final answer
x = 1,562,275.76
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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.