Finding the Fourth Proportional to 4,017,209.02, 5,545,444.88 and 2,712,228.84
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Solution
The fourth proportional to 4,017,209.02, 5,545,444.88 and 2,712,228.84 is: 3,744,021.15
Step by Step Solution
- Step 1: Write the proportion equation
4,017,209.02 : 5,545,444.88 = 2,712,228.84 : x - Step 2: Convert to fraction form
4,017,209.02/5,545,444.88 = 2,712,228.84/x - Step 3: Cross multiply
4,017,209.02x = 5,545,444.88 × 2,712,228.84 - Step 4: Simplify right side
4,017,209.02x = 15,040,515,540,946.91 - Step 5: Solve for x
x = 15,040,515,540,946.91/4,017,209.02 - Step 6: Final answer
x = 3,744,021.15
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1.5x scale
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.