Finding the Fourth Proportional to 2,084,615.10, 3,127,461.66 and 1,220,779.44
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Solution
The fourth proportional to 2,084,615.10, 3,127,461.66 and 1,220,779.44 is: 1,831,484.81
Step by Step Solution
- Step 1: Write the proportion equation
2,084,615.10 : 3,127,461.66 = 1,220,779.44 : x - Step 2: Convert to fraction form
2,084,615.10/3,127,461.66 = 1,220,779.44/x - Step 3: Cross multiply
2,084,615.10x = 3,127,461.66 × 1,220,779.44 - Step 4: Simplify right side
2,084,615.10x = 3,817,940,893,916.27 - Step 5: Solve for x
x = 3,817,940,893,916.27/2,084,615.10 - Step 6: Final answer
x = 1,831,484.81
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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.