Finding the Fourth Proportional to 1,248,962.14, 1,873,511.31 and 395,972.08
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Solution
The fourth proportional to 1,248,962.14, 1,873,511.31 and 395,972.08 is: 593,979.71
Step by Step Solution
- Step 1: Write the proportion equation
1,248,962.14 : 1,873,511.31 = 395,972.08 : x - Step 2: Convert to fraction form
1,248,962.14/1,873,511.31 = 395,972.08/x - Step 3: Cross multiply
1,248,962.14x = 1,873,511.31 × 395,972.08 - Step 4: Simplify right side
1,248,962.14x = 741,858,166,011.67 - Step 5: Solve for x
x = 741,858,166,011.67/1,248,962.14 - Step 6: Final answer
x = 593,979.71
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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.