Finding the Fourth Proportional to 3,553,197.02, 4,903,426.80 and 1,921,604.30
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Solution
The fourth proportional to 3,553,197.02, 4,903,426.80 and 1,921,604.30 is: 2,651,822.00
Step by Step Solution
- Step 1: Write the proportion equation
3,553,197.02 : 4,903,426.80 = 1,921,604.30 : x - Step 2: Convert to fraction form
3,553,197.02/4,903,426.80 = 1,921,604.30/x - Step 3: Cross multiply
3,553,197.02x = 4,903,426.80 × 1,921,604.30 - Step 4: Simplify right side
3,553,197.02x = 9,422,446,023,615.24 - Step 5: Solve for x
x = 9,422,446,023,615.24/3,553,197.02 - Step 6: Final answer
x = 2,651,822.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.