Finding the Fourth Proportional to 1,595,490.40, 2,393,454.30 and 530,421.40
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Solution
The fourth proportional to 1,595,490.40, 2,393,454.30 and 530,421.40 is: 795,704.81
Step by Step Solution
- Step 1: Write the proportion equation
1,595,490.40 : 2,393,454.30 = 530,421.40 : x - Step 2: Convert to fraction form
1,595,490.40/2,393,454.30 = 530,421.40/x - Step 3: Cross multiply
1,595,490.40x = 2,393,454.30 × 530,421.40 - Step 4: Simplify right side
1,595,490.40x = 1,269,539,380,642.02 - Step 5: Solve for x
x = 1,269,539,380,642.02/1,595,490.40 - Step 6: Final answer
x = 795,704.81
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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.