Finding the Fourth Proportional to 2,995,521.13, 4,133,819.16 and 1,637,394.13
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Solution
The fourth proportional to 2,995,521.13, 4,133,819.16 and 1,637,394.13 is: 2,259,603.90
Step by Step Solution
- Step 1: Write the proportion equation
2,995,521.13 : 4,133,819.16 = 1,637,394.13 : x - Step 2: Convert to fraction form
2,995,521.13/4,133,819.16 = 1,637,394.13/x - Step 3: Cross multiply
2,995,521.13x = 4,133,819.16 × 1,637,394.13 - Step 4: Simplify right side
2,995,521.13x = 6,768,691,227,065.53 - Step 5: Solve for x
x = 6,768,691,227,065.53/2,995,521.13 - Step 6: Final answer
x = 2,259,603.90
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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.