Finding the Fourth Proportional to 1,776,575.10, 2,664,862.65 and 1,209,704.70
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Solution
The fourth proportional to 1,776,575.10, 2,664,862.65 and 1,209,704.70 is: 1,814,557.05
Step by Step Solution
- Step 1: Write the proportion equation
1,776,575.10 : 2,664,862.65 = 1,209,704.70 : x - Step 2: Convert to fraction form
1,776,575.10/2,664,862.65 = 1,209,704.70/x - Step 3: Cross multiply
1,776,575.10x = 2,664,862.65 × 1,209,704.70 - Step 4: Simplify right side
1,776,575.10x = 3,223,696,872,559.45 - Step 5: Solve for x
x = 3,223,696,872,559.45/1,776,575.10 - Step 6: Final answer
x = 1,814,557.05
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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.