Finding the Fourth Proportional to 4,080,622.91, 6,121,681.63 and 1,683,159.68
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Solution
The fourth proportional to 4,080,622.91, 6,121,681.63 and 1,683,159.68 is: 2,525,047.75
Step by Step Solution
- Step 1: Write the proportion equation
4,080,622.91 : 6,121,681.63 = 1,683,159.68 : x - Step 2: Convert to fraction form
4,080,622.91/6,121,681.63 = 1,683,159.68/x - Step 3: Cross multiply
4,080,622.91x = 6,121,681.63 × 1,683,159.68 - Step 4: Simplify right side
4,080,622.91x = 10,303,767,704,508.98 - Step 5: Solve for x
x = 10,303,767,704,508.98/4,080,622.91 - Step 6: Final answer
x = 2,525,047.75
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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.