Finding the Fourth Proportional to 1,704,595.16, 2,556,228.18 and 639,056.36
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Solution
The fourth proportional to 1,704,595.16, 2,556,228.18 and 639,056.36 is: 958,335.40
Step by Step Solution
- Step 1: Write the proportion equation
1,704,595.16 : 2,556,228.18 = 639,056.36 : x - Step 2: Convert to fraction form
1,704,595.16/2,556,228.18 = 639,056.36/x - Step 3: Cross multiply
1,704,595.16x = 2,556,228.18 × 639,056.36 - Step 4: Simplify right side
1,704,595.16x = 1,633,573,876,040.23 - Step 5: Solve for x
x = 1,633,573,876,040.23/1,704,595.16 - Step 6: Final answer
x = 958,335.40
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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.