Finding the Fourth Proportional to 3,558,750.51, 4,911,078.36 and 1,927,159.66
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Solution
The fourth proportional to 3,558,750.51, 4,911,078.36 and 1,927,159.66 is: 2,659,481.77
Step by Step Solution
- Step 1: Write the proportion equation
3,558,750.51 : 4,911,078.36 = 1,927,159.66 : x - Step 2: Convert to fraction form
3,558,750.51/4,911,078.36 = 1,927,159.66/x - Step 3: Cross multiply
3,558,750.51x = 4,911,078.36 × 1,927,159.66 - Step 4: Simplify right side
3,558,750.51x = 9,464,432,102,490.96 - Step 5: Solve for x
x = 9,464,432,102,490.96/3,558,750.51 - Step 6: Final answer
x = 2,659,481.77
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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.