Finding the Fourth Proportional to 1,342,683.88, 1,853,484.26 and 960,045.80
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Solution
The fourth proportional to 1,342,683.88, 1,853,484.26 and 960,045.80 is: 1,325,278.28
Step by Step Solution
- Step 1: Write the proportion equation
1,342,683.88 : 1,853,484.26 = 960,045.80 : x - Step 2: Convert to fraction form
1,342,683.88/1,853,484.26 = 960,045.80/x - Step 3: Cross multiply
1,342,683.88x = 1,853,484.26 × 960,045.80 - Step 4: Simplify right side
1,342,683.88x = 1,779,429,779,179.11 - Step 5: Solve for x
x = 1,779,429,779,179.11/1,342,683.88 - Step 6: Final answer
x = 1,325,278.28
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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.