Finding the Fourth Proportional to 4,236,878.28, 6,353,319.69 and 1,539,301.26
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Solution
The fourth proportional to 4,236,878.28, 6,353,319.69 and 1,539,301.26 is: 2,308,226.09
Step by Step Solution
- Step 1: Write the proportion equation
4,236,878.28 : 6,353,319.69 = 1,539,301.26 : x - Step 2: Convert to fraction form
4,236,878.28/6,353,319.69 = 1,539,301.26/x - Step 3: Cross multiply
4,236,878.28x = 6,353,319.69 × 1,539,301.26 - Step 4: Simplify right side
4,236,878.28x = 9,779,673,003,999.81 - Step 5: Solve for x
x = 9,779,673,003,999.81/4,236,878.28 - Step 6: Final answer
x = 2,308,226.09
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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.