Finding the Fourth Proportional to 1,417,247.28, 1,955,807.37 and 908,244.90
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Solution
The fourth proportional to 1,417,247.28, 1,955,807.37 and 908,244.90 is: 1,253,381.89
Step by Step Solution
- Step 1: Write the proportion equation
1,417,247.28 : 1,955,807.37 = 908,244.90 : x - Step 2: Convert to fraction form
1,417,247.28/1,955,807.37 = 908,244.90/x - Step 3: Cross multiply
1,417,247.28x = 1,955,807.37 × 908,244.90 - Step 4: Simplify right side
1,417,247.28x = 1,776,352,069,184.91 - Step 5: Solve for x
x = 1,776,352,069,184.91/1,417,247.28 - Step 6: Final answer
x = 1,253,381.89
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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.