Finding the Fourth Proportional to 2,969,418.99, 4,454,330.67 and 947,815.08
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Solution
The fourth proportional to 2,969,418.99, 4,454,330.67 and 947,815.08 is: 1,421,787.16
Step by Step Solution
- Step 1: Write the proportion equation
2,969,418.99 : 4,454,330.67 = 947,815.08 : x - Step 2: Convert to fraction form
2,969,418.99/4,454,330.67 = 947,815.08/x - Step 3: Cross multiply
2,969,418.99x = 4,454,330.67 × 947,815.08 - Step 4: Simplify right side
2,969,418.99x = 4,221,881,780,332.50 - Step 5: Solve for x
x = 4,221,881,780,332.50/2,969,418.99 - Step 6: Final answer
x = 1,421,787.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.