Finding the Fourth Proportional to 2,929,336.74, 4,042,306.37 and 1,622,511.32
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Solution
The fourth proportional to 2,929,336.74, 4,042,306.37 and 1,622,511.32 is: 2,238,966.84
Step by Step Solution
- Step 1: Write the proportion equation
2,929,336.74 : 4,042,306.37 = 1,622,511.32 : x - Step 2: Convert to fraction form
2,929,336.74/4,042,306.37 = 1,622,511.32/x - Step 3: Cross multiply
2,929,336.74x = 4,042,306.37 × 1,622,511.32 - Step 4: Simplify right side
2,929,336.74x = 6,558,687,815,909.02 - Step 5: Solve for x
x = 6,558,687,815,909.02/2,929,336.74 - Step 6: Final answer
x = 2,238,966.84
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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.