Finding the Fourth Proportional to 5,498,252.40, 8,249,452.20 and 2,660,876.40
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Solution
The fourth proportional to 5,498,252.40, 8,249,452.20 and 2,660,876.40 is: 3,992,318.12
Step by Step Solution
- Step 1: Write the proportion equation
5,498,252.40 : 8,249,452.20 = 2,660,876.40 : x - Step 2: Convert to fraction form
5,498,252.40/8,249,452.20 = 2,660,876.40/x - Step 3: Cross multiply
5,498,252.40x = 8,249,452.20 × 2,660,876.40 - Step 4: Simplify right side
5,498,252.40x = 21,950,772,671,908.08 - Step 5: Solve for x
x = 21,950,772,671,908.08/5,498,252.40 - Step 6: Final answer
x = 3,992,318.12
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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.