Finding the Fourth Proportional to 1,609,122.12, 2,413,417.90 and 529,648.73
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Solution
The fourth proportional to 1,609,122.12, 2,413,417.90 and 529,648.73 is: 794,385.77
Step by Step Solution
- Step 1: Write the proportion equation
1,609,122.12 : 2,413,417.90 = 529,648.73 : x - Step 2: Convert to fraction form
1,609,122.12/2,413,417.90 = 529,648.73/x - Step 3: Cross multiply
1,609,122.12x = 2,413,417.90 × 529,648.73 - Step 4: Simplify right side
1,609,122.12x = 1,278,263,712,303.06 - Step 5: Solve for x
x = 1,278,263,712,303.06/1,609,122.12 - Step 6: Final answer
x = 794,385.77
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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.