Finding the Fourth Proportional to 4,708,647.42, 7,062,785.10 and 1,342,854.42
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Solution
The fourth proportional to 4,708,647.42, 7,062,785.10 and 1,342,854.42 is: 2,014,228.58
Step by Step Solution
- Step 1: Write the proportion equation
4,708,647.42 : 7,062,785.10 = 1,342,854.42 : x - Step 2: Convert to fraction form
4,708,647.42/7,062,785.10 = 1,342,854.42/x - Step 3: Cross multiply
4,708,647.42x = 7,062,785.10 × 1,342,854.42 - Step 4: Simplify right side
4,708,647.42x = 9,484,292,189,045.14 - Step 5: Solve for x
x = 9,484,292,189,045.14/4,708,647.42 - Step 6: Final answer
x = 2,014,228.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.