Finding the Fourth Proportional to 4,233,639.36, 6,340,854.35 and 2,696,643.10
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Solution
The fourth proportional to 4,233,639.36, 6,340,854.35 and 2,696,643.10 is: 4,038,846.88
Step by Step Solution
- Step 1: Write the proportion equation
4,233,639.36 : 6,340,854.35 = 2,696,643.10 : x - Step 2: Convert to fraction form
4,233,639.36/6,340,854.35 = 2,696,643.10/x - Step 3: Cross multiply
4,233,639.36x = 6,340,854.35 × 2,696,643.10 - Step 4: Simplify right side
4,233,639.36x = 17,099,021,124,290.88 - Step 5: Solve for x
x = 17,099,021,124,290.88/4,233,639.36 - Step 6: Final answer
x = 4,038,846.88
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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.