Finding the Fourth Proportional to 1,263,503.40, 1,896,005.36 and 465,344.79
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Solution
The fourth proportional to 1,263,503.40, 1,896,005.36 and 465,344.79 is: 698,293.50
Step by Step Solution
- Step 1: Write the proportion equation
1,263,503.40 : 1,896,005.36 = 465,344.79 : x - Step 2: Convert to fraction form
1,263,503.40/1,896,005.36 = 465,344.79/x - Step 3: Cross multiply
1,263,503.40x = 1,896,005.36 × 465,344.79 - Step 4: Simplify right side
1,263,503.40x = 882,296,216,088.08 - Step 5: Solve for x
x = 882,296,216,088.08/1,263,503.40 - Step 6: Final answer
x = 698,293.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.