Finding the Fourth Proportional to 1,240,202.50, 1,711,374.69 and 750,354.52
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Solution
The fourth proportional to 1,240,202.50, 1,711,374.69 and 750,354.52 is: 1,035,425.86
Step by Step Solution
- Step 1: Write the proportion equation
1,240,202.50 : 1,711,374.69 = 750,354.52 : x - Step 2: Convert to fraction form
1,240,202.50/1,711,374.69 = 750,354.52/x - Step 3: Cross multiply
1,240,202.50x = 1,711,374.69 × 750,354.52 - Step 4: Simplify right side
1,240,202.50x = 1,284,137,734,055.10 - Step 5: Solve for x
x = 1,284,137,734,055.10/1,240,202.50 - Step 6: Final answer
x = 1,035,425.86
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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.