Finding the Fourth Proportional to 2,407,933.12, 3,612,501.03 and 1,699,345.12
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Solution
The fourth proportional to 2,407,933.12, 3,612,501.03 and 1,699,345.12 is: 2,549,442.07
Step by Step Solution
- Step 1: Write the proportion equation
2,407,933.12 : 3,612,501.03 = 1,699,345.12 : x - Step 2: Convert to fraction form
2,407,933.12/3,612,501.03 = 1,699,345.12/x - Step 3: Cross multiply
2,407,933.12x = 3,612,501.03 × 1,699,345.12 - Step 4: Simplify right side
2,407,933.12x = 6,138,885,996,325.47 - Step 5: Solve for x
x = 6,138,885,996,325.47/2,407,933.12 - Step 6: Final answer
x = 2,549,442.07
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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.