Finding the Fourth Proportional to 2,428,068.99, 3,350,215.40 and 1,408,926.99
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Solution
The fourth proportional to 2,428,068.99, 3,350,215.40 and 1,408,926.99 is: 1,944,017.62
Step by Step Solution
- Step 1: Write the proportion equation
2,428,068.99 : 3,350,215.40 = 1,408,926.99 : x - Step 2: Convert to fraction form
2,428,068.99/3,350,215.40 = 1,408,926.99/x - Step 3: Cross multiply
2,428,068.99x = 3,350,215.40 × 1,408,926.99 - Step 4: Simplify right side
2,428,068.99x = 4,720,208,892,329.01 - Step 5: Solve for x
x = 4,720,208,892,329.01/2,428,068.99 - Step 6: Final answer
x = 1,944,017.62
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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.