Finding the Fourth Proportional to 1,853,817.42, 2,779,710.18 and 574,069.62
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Solution
The fourth proportional to 1,853,817.42, 2,779,710.18 and 574,069.62 is: 860,789.82
Step by Step Solution
- Step 1: Write the proportion equation
1,853,817.42 : 2,779,710.18 = 574,069.62 : x - Step 2: Convert to fraction form
1,853,817.42/2,779,710.18 = 574,069.62/x - Step 3: Cross multiply
1,853,817.42x = 2,779,710.18 × 574,069.62 - Step 4: Simplify right side
1,853,817.42x = 1,595,747,160,312.76 - Step 5: Solve for x
x = 1,595,747,160,312.76/1,853,817.42 - Step 6: Final answer
x = 860,789.82
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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.