Finding the Fourth Proportional to 1,785,599.12, 2,463,743.40 and 1,060,691.20
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Solution
The fourth proportional to 1,785,599.12, 2,463,743.40 and 1,060,691.20 is: 1,463,526.12
Step by Step Solution
- Step 1: Write the proportion equation
1,785,599.12 : 2,463,743.40 = 1,060,691.20 : x - Step 2: Convert to fraction form
1,785,599.12/2,463,743.40 = 1,060,691.20/x - Step 3: Cross multiply
1,785,599.12x = 2,463,743.40 × 1,060,691.20 - Step 4: Simplify right side
1,785,599.12x = 2,613,270,943,438.08 - Step 5: Solve for x
x = 2,613,270,943,438.08/1,785,599.12 - Step 6: Final answer
x = 1,463,526.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.