Finding the Fourth Proportional to 4,830,557.42, 6,666,237.70 and 2,655,301.70
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Solution
The fourth proportional to 4,830,557.42, 6,666,237.70 and 2,655,301.70 is: 3,664,353.98
Step by Step Solution
- Step 1: Write the proportion equation
4,830,557.42 : 6,666,237.70 = 2,655,301.70 : x - Step 2: Convert to fraction form
4,830,557.42/6,666,237.70 = 2,655,301.70/x - Step 3: Cross multiply
4,830,557.42x = 6,666,237.70 × 2,655,301.70 - Step 4: Simplify right side
4,830,557.42x = 17,700,872,297,414.09 - Step 5: Solve for x
x = 17,700,872,297,414.09/4,830,557.42 - Step 6: Final answer
x = 3,664,353.98
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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.