Finding the Fourth Proportional to 1,775,674, 2,450,430.14 and 970,858
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Solution
The fourth proportional to 1,775,674, 2,450,430.14 and 970,858 is: 1,339,784.05
Step by Step Solution
- Step 1: Write the proportion equation
1,775,674 : 2,450,430.14 = 970,858 : x - Step 2: Convert to fraction form
1,775,674/2,450,430.14 = 970,858/x - Step 3: Cross multiply
1,775,674x = 2,450,430.14 × 970,858 - Step 4: Simplify right side
1,775,674x = 2,379,019,704,860.12 - Step 5: Solve for x
x = 2,379,019,704,860.12/1,775,674 - Step 6: Final answer
x = 1,339,784.05
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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.