Finding the Fourth Proportional to 1,240,201, 1,711,372.62 and 750,353.02
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Solution
The fourth proportional to 1,240,201, 1,711,372.62 and 750,353.02 is: 1,035,423.79
Step by Step Solution
- Step 1: Write the proportion equation
1,240,201 : 1,711,372.62 = 750,353.02 : x - Step 2: Convert to fraction form
1,240,201/1,711,372.62 = 750,353.02/x - Step 3: Cross multiply
1,240,201x = 1,711,372.62 × 750,353.02 - Step 4: Simplify right side
1,240,201x = 1,284,133,613,762.31 - Step 5: Solve for x
x = 1,284,133,613,762.31/1,240,201 - Step 6: Final answer
x = 1,035,423.79
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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.