Finding the Fourth Proportional to 3,151,335.68, 4,727,011.20 and 1,258,231.04
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Solution
The fourth proportional to 3,151,335.68, 4,727,011.20 and 1,258,231.04 is: 1,887,349.63
Step by Step Solution
- Step 1: Write the proportion equation
3,151,335.68 : 4,727,011.20 = 1,258,231.04 : x - Step 2: Convert to fraction form
3,151,335.68/4,727,011.20 = 1,258,231.04/x - Step 3: Cross multiply
3,151,335.68x = 4,727,011.20 × 1,258,231.04 - Step 4: Simplify right side
3,151,335.68x = 5,947,672,218,267.65 - Step 5: Solve for x
x = 5,947,672,218,267.65/3,151,335.68 - Step 6: Final answer
x = 1,887,349.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.