Finding the Fourth Proportional to 4,703,228.40, 6,490,266 and 2,769,570.48
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Solution
The fourth proportional to 4,703,228.40, 6,490,266 and 2,769,570.48 is: 3,821,895.85
Step by Step Solution
- Step 1: Write the proportion equation
4,703,228.40 : 6,490,266 = 2,769,570.48 : x - Step 2: Convert to fraction form
4,703,228.40/6,490,266 = 2,769,570.48/x - Step 3: Cross multiply
4,703,228.40x = 6,490,266 × 2,769,570.48 - Step 4: Simplify right side
4,703,228.40x = 17,975,249,120,947.68 - Step 5: Solve for x
x = 17,975,249,120,947.68/4,703,228.40 - Step 6: Final answer
x = 3,821,895.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.