Finding the Fourth Proportional to 4,675,969.71, 6,457,294.82 and 4,421,224.06
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Solution
The fourth proportional to 4,675,969.71, 6,457,294.82 and 4,421,224.06 is: 6,105,503.02
Step by Step Solution
- Step 1: Write the proportion equation
4,675,969.71 : 6,457,294.82 = 4,421,224.06 : x - Step 2: Convert to fraction form
4,675,969.71/6,457,294.82 = 4,421,224.06/x - Step 3: Cross multiply
4,675,969.71x = 6,457,294.82 × 4,421,224.06 - Step 4: Simplify right side
4,675,969.71x = 28,549,147,182,448.02 - Step 5: Solve for x
x = 28,549,147,182,448.02/4,675,969.71 - Step 6: Final answer
x = 6,105,503.02
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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.