Finding the Fourth Proportional to 2,146,479.48, 3,221,195.45 and 884,307.11
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Solution
The fourth proportional to 2,146,479.48, 3,221,195.45 and 884,307.11 is: 1,327,068.84
Step by Step Solution
- Step 1: Write the proportion equation
2,146,479.48 : 3,221,195.45 = 884,307.11 : x - Step 2: Convert to fraction form
2,146,479.48/3,221,195.45 = 884,307.11/x - Step 3: Cross multiply
2,146,479.48x = 3,221,195.45 × 884,307.11 - Step 4: Simplify right side
2,146,479.48x = 2,848,526,039,134.65 - Step 5: Solve for x
x = 2,848,526,039,134.65/2,146,479.48 - Step 6: Final answer
x = 1,327,068.84
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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.