Finding the Fourth Proportional to 3,462,654.24, 4,778,452.80 and 1,934,762.52
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Solution
The fourth proportional to 3,462,654.24, 4,778,452.80 and 1,934,762.52 is: 2,669,966.66
Step by Step Solution
- Step 1: Write the proportion equation
3,462,654.24 : 4,778,452.80 = 1,934,762.52 : x - Step 2: Convert to fraction form
3,462,654.24/4,778,452.80 = 1,934,762.52/x - Step 3: Cross multiply
3,462,654.24x = 4,778,452.80 × 1,934,762.52 - Step 4: Simplify right side
3,462,654.24x = 9,245,171,381,029.06 - Step 5: Solve for x
x = 9,245,171,381,029.06/3,462,654.24 - Step 6: Final answer
x = 2,669,966.66
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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.