Finding the Fourth Proportional to 2,884,262.98, 3,979,840.76 and 1,660,332.00
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Solution
The fourth proportional to 2,884,262.98, 3,979,840.76 and 1,660,332.00 is: 2,291,003.64
Step by Step Solution
- Step 1: Write the proportion equation
2,884,262.98 : 3,979,840.76 = 1,660,332.00 : x - Step 2: Convert to fraction form
2,884,262.98/3,979,840.76 = 1,660,332.00/x - Step 3: Cross multiply
2,884,262.98x = 3,979,840.76 × 1,660,332.00 - Step 4: Simplify right side
2,884,262.98x = 6,607,856,983,458.47 - Step 5: Solve for x
x = 6,607,856,983,458.47/2,884,262.98 - Step 6: Final answer
x = 2,291,003.64
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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.