Finding the Fourth Proportional to 1,750,358.28, 2,415,490.80 and 945,542.28
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Solution
The fourth proportional to 1,750,358.28, 2,415,490.80 and 945,542.28 is: 1,304,846.39
Step by Step Solution
- Step 1: Write the proportion equation
1,750,358.28 : 2,415,490.80 = 945,542.28 : x - Step 2: Convert to fraction form
1,750,358.28/2,415,490.80 = 945,542.28/x - Step 3: Cross multiply
1,750,358.28x = 2,415,490.80 × 945,542.28 - Step 4: Simplify right side
1,750,358.28x = 2,283,948,678,351.02 - Step 5: Solve for x
x = 2,283,948,678,351.02/1,750,358.28 - Step 6: Final answer
x = 1,304,846.39
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1.5x scale
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.