Finding the Fourth Proportional to 6,389,606.36, 8,817,699.48 and 3,489,017.48
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Solution
The fourth proportional to 6,389,606.36, 8,817,699.48 and 3,489,017.48 is: 4,814,867.44
Step by Step Solution
- Step 1: Write the proportion equation
6,389,606.36 : 8,817,699.48 = 3,489,017.48 : x - Step 2: Convert to fraction form
6,389,606.36/8,817,699.48 = 3,489,017.48/x - Step 3: Cross multiply
6,389,606.36x = 8,817,699.48 × 3,489,017.48 - Step 4: Simplify right side
6,389,606.36x = 30,765,107,619,106.91 - Step 5: Solve for x
x = 30,765,107,619,106.91/6,389,606.36 - Step 6: Final answer
x = 4,814,867.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.