Finding the Fourth Proportional to 1,360,585.64, 2,041,173.71 and 413,931.75
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Solution
The fourth proportional to 1,360,585.64, 2,041,173.71 and 413,931.75 is: 620,987.45
Step by Step Solution
- Step 1: Write the proportion equation
1,360,585.64 : 2,041,173.71 = 413,931.75 : x - Step 2: Convert to fraction form
1,360,585.64/2,041,173.71 = 413,931.75/x - Step 3: Cross multiply
1,360,585.64x = 2,041,173.71 × 413,931.75 - Step 4: Simplify right side
1,360,585.64x = 844,906,603,764.63 - Step 5: Solve for x
x = 844,906,603,764.63/1,360,585.64 - Step 6: Final answer
x = 620,987.45
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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.