Finding the Fourth Proportional to 1,476,861.98, 2,038,448.73 and 961,899.11
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Solution
The fourth proportional to 1,476,861.98, 2,038,448.73 and 961,899.11 is: 1,327,667.75
Step by Step Solution
- Step 1: Write the proportion equation
1,476,861.98 : 2,038,448.73 = 961,899.11 : x - Step 2: Convert to fraction form
1,476,861.98/2,038,448.73 = 961,899.11/x - Step 3: Cross multiply
1,476,861.98x = 2,038,448.73 × 961,899.11 - Step 4: Simplify right side
1,476,861.98x = 1,960,782,020,226.69 - Step 5: Solve for x
x = 1,960,782,020,226.69/1,476,861.98 - Step 6: Final answer
x = 1,327,667.75
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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.