Finding the Fourth Proportional to 3,549,707.09, 5,326,956.62 and 1,390,464.44
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Solution
The fourth proportional to 3,549,707.09, 5,326,956.62 and 1,390,464.44 is: 2,086,635.20
Step by Step Solution
- Step 1: Write the proportion equation
3,549,707.09 : 5,326,956.62 = 1,390,464.44 : x - Step 2: Convert to fraction form
3,549,707.09/5,326,956.62 = 1,390,464.44/x - Step 3: Cross multiply
3,549,707.09x = 5,326,956.62 × 1,390,464.44 - Step 4: Simplify right side
3,549,707.09x = 7,406,943,765,111.90 - Step 5: Solve for x
x = 7,406,943,765,111.90/3,549,707.09 - Step 6: Final answer
x = 2,086,635.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.