Finding the Fourth Proportional to 2,816,904.66, 4,225,400.79 and 687,029.10
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Solution
The fourth proportional to 2,816,904.66, 4,225,400.79 and 687,029.10 is: 1,030,554.33
Step by Step Solution
- Step 1: Write the proportion equation
2,816,904.66 : 4,225,400.79 = 687,029.10 : x - Step 2: Convert to fraction form
2,816,904.66/4,225,400.79 = 687,029.10/x - Step 3: Cross multiply
2,816,904.66x = 4,225,400.79 × 687,029.10 - Step 4: Simplify right side
2,816,904.66x = 2,902,973,301,892.99 - Step 5: Solve for x
x = 2,902,973,301,892.99/2,816,904.66 - Step 6: Final answer
x = 1,030,554.33
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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.