Finding the Fourth Proportional to 4,365,647.12, 6,024,774.54 and 2,431,907.18
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Solution
The fourth proportional to 4,365,647.12, 6,024,774.54 and 2,431,907.18 is: 3,356,133.02
Step by Step Solution
- Step 1: Write the proportion equation
4,365,647.12 : 6,024,774.54 = 2,431,907.18 : x - Step 2: Convert to fraction form
4,365,647.12/6,024,774.54 = 2,431,907.18/x - Step 3: Cross multiply
4,365,647.12x = 6,024,774.54 × 2,431,907.18 - Step 4: Simplify right side
4,365,647.12x = 14,651,692,461,707.20 - Step 5: Solve for x
x = 14,651,692,461,707.20/4,365,647.12 - Step 6: Final answer
x = 3,356,133.02
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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.