Finding the Fourth Proportional to 1,972,399.68, 2,956,830.48 and 709,344
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Solution
The fourth proportional to 1,972,399.68, 2,956,830.48 and 709,344 is: 1,063,379.79
Step by Step Solution
- Step 1: Write the proportion equation
1,972,399.68 : 2,956,830.48 = 709,344 : x - Step 2: Convert to fraction form
1,972,399.68/2,956,830.48 = 709,344/x - Step 3: Cross multiply
1,972,399.68x = 2,956,830.48 × 709,344 - Step 4: Simplify right side
1,972,399.68x = 2,097,409,960,005.12 - Step 5: Solve for x
x = 2,097,409,960,005.12/1,972,399.68 - Step 6: Final answer
x = 1,063,379.79
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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.