Finding the Fourth Proportional to 1,270,506.75, 1,753,302.74 and 697,584.03
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Solution
The fourth proportional to 1,270,506.75, 1,753,302.74 and 697,584.03 is: 962,667.84
Step by Step Solution
- Step 1: Write the proportion equation
1,270,506.75 : 1,753,302.74 = 697,584.03 : x - Step 2: Convert to fraction form
1,270,506.75/1,753,302.74 = 697,584.03/x - Step 3: Cross multiply
1,270,506.75x = 1,753,302.74 × 697,584.03 - Step 4: Simplify right side
1,270,506.75x = 1,223,075,991,179.24 - Step 5: Solve for x
x = 1,223,075,991,179.24/1,270,506.75 - Step 6: Final answer
x = 962,667.84
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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.