Finding the Fourth Proportional to 4,908,639.29, 7,360,495.11 and 2,859,962.99
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Solution
The fourth proportional to 4,908,639.29, 7,360,495.11 and 2,859,962.99 is: 4,288,508.96
Step by Step Solution
- Step 1: Write the proportion equation
4,908,639.29 : 7,360,495.11 = 2,859,962.99 : x - Step 2: Convert to fraction form
4,908,639.29/7,360,495.11 = 2,859,962.99/x - Step 3: Cross multiply
4,908,639.29x = 7,360,495.11 × 2,859,962.99 - Step 4: Simplify right side
4,908,639.29x = 21,050,743,565,873.50 - Step 5: Solve for x
x = 21,050,743,565,873.50/4,908,639.29 - Step 6: Final answer
x = 4,288,508.96
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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.