Finding the Fourth Proportional to 2,056,585.54, 2,838,053.14 and 1,138,794.98
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Solution
The fourth proportional to 2,056,585.54, 2,838,053.14 and 1,138,794.98 is: 1,571,517.74
Step by Step Solution
- Step 1: Write the proportion equation
2,056,585.54 : 2,838,053.14 = 1,138,794.98 : x - Step 2: Convert to fraction form
2,056,585.54/2,838,053.14 = 1,138,794.98/x - Step 3: Cross multiply
2,056,585.54x = 2,838,053.14 × 1,138,794.98 - Step 4: Simplify right side
2,056,585.54x = 3,231,960,668,805.24 - Step 5: Solve for x
x = 3,231,960,668,805.24/2,056,585.54 - Step 6: Final answer
x = 1,571,517.74
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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.