Finding the Fourth Proportional to 2,238,135.12, 3,358,195.02 and 1,172,923.92
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Solution
The fourth proportional to 2,238,135.12, 3,358,195.02 and 1,172,923.92 is: 1,759,905.93
Step by Step Solution
- Step 1: Write the proportion equation
2,238,135.12 : 3,358,195.02 = 1,172,923.92 : x - Step 2: Convert to fraction form
2,238,135.12/3,358,195.02 = 1,172,923.92/x - Step 3: Cross multiply
2,238,135.12x = 3,358,195.02 × 1,172,923.92 - Step 4: Simplify right side
2,238,135.12x = 3,938,907,266,982.88 - Step 5: Solve for x
x = 3,938,907,266,982.88/2,238,135.12 - Step 6: Final answer
x = 1,759,905.93
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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.