Finding the Fourth Proportional to 2,291,506.13, 3,437,237.30 and 1,393,195.88
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Solution
The fourth proportional to 2,291,506.13, 3,437,237.30 and 1,393,195.88 is: 2,089,780.51
Step by Step Solution
- Step 1: Write the proportion equation
2,291,506.13 : 3,437,237.30 = 1,393,195.88 : x - Step 2: Convert to fraction form
2,291,506.13/3,437,237.30 = 1,393,195.88/x - Step 3: Cross multiply
2,291,506.13x = 3,437,237.30 × 1,393,195.88 - Step 4: Simplify right side
2,291,506.13x = 4,788,744,831,239.13 - Step 5: Solve for x
x = 4,788,744,831,239.13/2,291,506.13 - Step 6: Final answer
x = 2,089,780.51
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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.