Finding the Fourth Proportional to 2,670,132.87, 3,684,794.67 and 1,446,438.40
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Solution
The fourth proportional to 2,670,132.87, 3,684,794.67 and 1,446,438.40 is: 1,996,091.12
Step by Step Solution
- Step 1: Write the proportion equation
2,670,132.87 : 3,684,794.67 = 1,446,438.40 : x - Step 2: Convert to fraction form
2,670,132.87/3,684,794.67 = 1,446,438.40/x - Step 3: Cross multiply
2,670,132.87x = 3,684,794.67 × 1,446,438.40 - Step 4: Simplify right side
2,670,132.87x = 5,329,828,509,068.28 - Step 5: Solve for x
x = 5,329,828,509,068.28/2,670,132.87 - Step 6: Final answer
x = 1,996,091.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.