Finding the Fourth Proportional to 1,623,309.70, 2,434,964.55 and 736,845.70
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Solution
The fourth proportional to 1,623,309.70, 2,434,964.55 and 736,845.70 is: 1,105,268.55
Step by Step Solution
- Step 1: Write the proportion equation
1,623,309.70 : 2,434,964.55 = 736,845.70 : x - Step 2: Convert to fraction form
1,623,309.70/2,434,964.55 = 736,845.70/x - Step 3: Cross multiply
1,623,309.70x = 2,434,964.55 × 736,845.70 - Step 4: Simplify right side
1,623,309.70x = 1,794,193,158,319.93 - Step 5: Solve for x
x = 1,794,193,158,319.93/1,623,309.70 - Step 6: Final answer
x = 1,105,268.55
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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.