Finding the Fourth Proportional to 5,613,761.77, 8,421,681.48 and 1,776,549.99
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Solution
The fourth proportional to 5,613,761.77, 8,421,681.48 and 1,776,549.99 is: 2,665,153.74
Step by Step Solution
- Step 1: Write the proportion equation
5,613,761.77 : 8,421,681.48 = 1,776,549.99 : x - Step 2: Convert to fraction form
5,613,761.77/8,421,681.48 = 1,776,549.99/x - Step 3: Cross multiply
5,613,761.77x = 8,421,681.48 × 1,776,549.99 - Step 4: Simplify right side
5,613,761.77x = 14,961,538,149,077.19 - Step 5: Solve for x
x = 14,961,538,149,077.19/5,613,761.77 - Step 6: Final answer
x = 2,665,153.74
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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.