Finding the Fourth Proportional to 1,104,311.07, 1,656,487.26 and 346,135.58
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Solution
The fourth proportional to 1,104,311.07, 1,656,487.26 and 346,135.58 is: 519,209.84
Step by Step Solution
- Step 1: Write the proportion equation
1,104,311.07 : 1,656,487.26 = 346,135.58 : x - Step 2: Convert to fraction form
1,104,311.07/1,656,487.26 = 346,135.58/x - Step 3: Cross multiply
1,104,311.07x = 1,656,487.26 × 346,135.58 - Step 4: Simplify right side
1,104,311.07x = 573,369,176,432.10 - Step 5: Solve for x
x = 573,369,176,432.10/1,104,311.07 - Step 6: Final answer
x = 519,209.84
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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.