Finding the Fourth Proportional to 2,124,349.98, 3,187,853.60 and 862,177.60
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Solution
The fourth proportional to 2,124,349.98, 3,187,853.60 and 862,177.60 is: 1,293,805.63
Step by Step Solution
- Step 1: Write the proportion equation
2,124,349.98 : 3,187,853.60 = 862,177.60 : x - Step 2: Convert to fraction form
2,124,349.98/3,187,853.60 = 862,177.60/x - Step 3: Cross multiply
2,124,349.98x = 3,187,853.60 × 862,177.60 - Step 4: Simplify right side
2,124,349.98x = 2,748,495,965,999.36 - Step 5: Solve for x
x = 2,748,495,965,999.36/2,124,349.98 - Step 6: Final answer
x = 1,293,805.63
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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.