Finding the Fourth Proportional to 3,156,114.65, 4,734,371.30 and 1,334,139.84
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Solution
The fourth proportional to 3,156,114.65, 4,734,371.30 and 1,334,139.84 is: 2,001,294.02
Step by Step Solution
- Step 1: Write the proportion equation
3,156,114.65 : 4,734,371.30 = 1,334,139.84 : x - Step 2: Convert to fraction form
3,156,114.65/4,734,371.30 = 1,334,139.84/x - Step 3: Cross multiply
3,156,114.65x = 4,734,371.30 × 1,334,139.84 - Step 4: Simplify right side
3,156,114.65x = 6,316,313,362,011.89 - Step 5: Solve for x
x = 6,316,313,362,011.89/3,156,114.65 - Step 6: Final answer
x = 2,001,294.02
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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.