Finding the Fourth Proportional to 1,316,704.77, 1,974,663.48 and 685,274.13
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Solution
The fourth proportional to 1,316,704.77, 1,974,663.48 and 685,274.13 is: 1,027,706.31
Step by Step Solution
- Step 1: Write the proportion equation
1,316,704.77 : 1,974,663.48 = 685,274.13 : x - Step 2: Convert to fraction form
1,316,704.77/1,974,663.48 = 685,274.13/x - Step 3: Cross multiply
1,316,704.77x = 1,974,663.48 × 685,274.13 - Step 4: Simplify right side
1,316,704.77x = 1,353,185,798,299.77 - Step 5: Solve for x
x = 1,353,185,798,299.77/1,316,704.77 - Step 6: Final answer
x = 1,027,706.31
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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.