Finding the Fourth Proportional to 963,984.92, 1,328,764.55 and 759,708.18
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Solution
The fourth proportional to 963,984.92, 1,328,764.55 and 759,708.18 is: 1,047,187.85
Step by Step Solution
- Step 1: Write the proportion equation
963,984.92 : 1,328,764.55 = 759,708.18 : x - Step 2: Convert to fraction form
963,984.92/1,328,764.55 = 759,708.18/x - Step 3: Cross multiply
963,984.92x = 1,328,764.55 × 759,708.18 - Step 4: Simplify right side
963,984.92x = 1,009,473,294,130.48 - Step 5: Solve for x
x = 1,009,473,294,130.48/963,984.92 - Step 6: Final answer
x = 1,047,187.85
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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.