Finding the Fourth Proportional to 2,814,434.58, 4,221,611.76 and 684,522.56
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Solution
The fourth proportional to 2,814,434.58, 4,221,611.76 and 684,522.56 is: 1,026,774.08
Step by Step Solution
- Step 1: Write the proportion equation
2,814,434.58 : 4,221,611.76 = 684,522.56 : x - Step 2: Convert to fraction form
2,814,434.58/4,221,611.76 = 684,522.56/x - Step 3: Cross multiply
2,814,434.58x = 4,221,611.76 × 684,522.56 - Step 4: Simplify right side
2,814,434.58x = 2,889,788,489,281.31 - Step 5: Solve for x
x = 2,889,788,489,281.31/2,814,434.58 - Step 6: Final answer
x = 1,026,774.08
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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.