Finding the Fourth Proportional to 1,772,404.12, 2,439,760.26 and 1,545,655.96
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Solution
The fourth proportional to 1,772,404.12, 2,439,760.26 and 1,545,655.96 is: 2,127,635.53
Step by Step Solution
- Step 1: Write the proportion equation
1,772,404.12 : 2,439,760.26 = 1,545,655.96 : x - Step 2: Convert to fraction form
1,772,404.12/2,439,760.26 = 1,545,655.96/x - Step 3: Cross multiply
1,772,404.12x = 2,439,760.26 × 1,545,655.96 - Step 4: Simplify right side
1,772,404.12x = 3,771,029,986,840.15 - Step 5: Solve for x
x = 3,771,029,986,840.15/1,772,404.12 - Step 6: Final answer
x = 2,127,635.53
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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.