Finding the Fourth Proportional to 1,376,849.73, 1,900,325.97 and 879,815.91
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Solution
The fourth proportional to 1,376,849.73, 1,900,325.97 and 879,815.91 is: 1,214,320.62
Step by Step Solution
- Step 1: Write the proportion equation
1,376,849.73 : 1,900,325.97 = 879,815.91 : x - Step 2: Convert to fraction form
1,376,849.73/1,900,325.97 = 879,815.91/x - Step 3: Cross multiply
1,376,849.73x = 1,900,325.97 × 879,815.91 - Step 4: Simplify right side
1,376,849.73x = 1,671,937,022,592.18 - Step 5: Solve for x
x = 1,671,937,022,592.18/1,376,849.73 - Step 6: Final answer
x = 1,214,320.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.