Finding the Fourth Proportional to 2,217,106.80, 3,326,972.40 and 1,461,133.80
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Solution
The fourth proportional to 2,217,106.80, 3,326,972.40 and 1,461,133.80 is: 2,192,565.48
Step by Step Solution
- Step 1: Write the proportion equation
2,217,106.80 : 3,326,972.40 = 1,461,133.80 : x - Step 2: Convert to fraction form
2,217,106.80/3,326,972.40 = 1,461,133.80/x - Step 3: Cross multiply
2,217,106.80x = 3,326,972.40 × 1,461,133.80 - Step 4: Simplify right side
2,217,106.80x = 4,861,151,825,307.12 - Step 5: Solve for x
x = 4,861,151,825,307.12/2,217,106.80 - Step 6: Final answer
x = 2,192,565.48
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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.