Finding the Fourth Proportional to 4,371,062.40, 6,549,595.20 and 2,873,404.80
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Solution
The fourth proportional to 4,371,062.40, 6,549,595.20 and 2,873,404.80 is: 4,305,506.66
Step by Step Solution
- Step 1: Write the proportion equation
4,371,062.40 : 6,549,595.20 = 2,873,404.80 : x - Step 2: Convert to fraction form
4,371,062.40/6,549,595.20 = 2,873,404.80/x - Step 3: Cross multiply
4,371,062.40x = 6,549,595.20 × 2,873,404.80 - Step 4: Simplify right side
4,371,062.40x = 18,819,638,285,736.96 - Step 5: Solve for x
x = 18,819,638,285,736.96/4,371,062.40 - Step 6: Final answer
x = 4,305,506.66
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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.