Finding the Fourth Proportional to 1,629,746.10, 2,442,869.55 and 618,477.30
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Solution
The fourth proportional to 1,629,746.10, 2,442,869.55 and 618,477.30 is: 927,051.99
Step by Step Solution
- Step 1: Write the proportion equation
1,629,746.10 : 2,442,869.55 = 618,477.30 : x - Step 2: Convert to fraction form
1,629,746.10/2,442,869.55 = 618,477.30/x - Step 3: Cross multiply
1,629,746.10x = 2,442,869.55 × 618,477.30 - Step 4: Simplify right side
1,629,746.10x = 1,510,859,363,536.22 - Step 5: Solve for x
x = 1,510,859,363,536.22/1,629,746.10 - Step 6: Final answer
x = 927,051.99
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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.