Finding the Fourth Proportional to 5,069,676.09, 7,605,710.16 and 1,657,949.26
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Solution
The fourth proportional to 5,069,676.09, 7,605,710.16 and 1,657,949.26 is: 2,487,315.03
Step by Step Solution
- Step 1: Write the proportion equation
5,069,676.09 : 7,605,710.16 = 1,657,949.26 : x - Step 2: Convert to fraction form
5,069,676.09/7,605,710.16 = 1,657,949.26/x - Step 3: Cross multiply
5,069,676.09x = 7,605,710.16 × 1,657,949.26 - Step 4: Simplify right side
5,069,676.09x = 12,609,881,520,575.60 - Step 5: Solve for x
x = 12,609,881,520,575.60/5,069,676.09 - Step 6: Final answer
x = 2,487,315.03
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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.