Finding the Fourth Proportional to 4,028,425.68, 5,559,702.10 and 2,262,615.14
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Solution
The fourth proportional to 4,028,425.68, 5,559,702.10 and 2,262,615.14 is: 3,122,675.49
Step by Step Solution
- Step 1: Write the proportion equation
4,028,425.68 : 5,559,702.10 = 2,262,615.14 : x - Step 2: Convert to fraction form
4,028,425.68/5,559,702.10 = 2,262,615.14/x - Step 3: Cross multiply
4,028,425.68x = 5,559,702.10 × 2,262,615.14 - Step 4: Simplify right side
4,028,425.68x = 12,579,466,145,349.79 - Step 5: Solve for x
x = 12,579,466,145,349.79/4,028,425.68 - Step 6: Final answer
x = 3,122,675.49
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1.5x scale
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.