Finding the Fourth Proportional to 4,205,386.65, 6,307,989.43 and 1,172,671.70
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Solution
The fourth proportional to 4,205,386.65, 6,307,989.43 and 1,172,671.70 is: 1,758,982.30
Step by Step Solution
- Step 1: Write the proportion equation
4,205,386.65 : 6,307,989.43 = 1,172,671.70 : x - Step 2: Convert to fraction form
4,205,386.65/6,307,989.43 = 1,172,671.70/x - Step 3: Cross multiply
4,205,386.65x = 6,307,989.43 × 1,172,671.70 - Step 4: Simplify right side
4,205,386.65x = 7,397,200,704,463.42 - Step 5: Solve for x
x = 7,397,200,704,463.42/4,205,386.65 - Step 6: Final answer
x = 1,758,982.30
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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.