Finding the Fourth Proportional to 2,525,720.16, 3,788,612.64 and 842,823.66
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Solution
The fourth proportional to 2,525,720.16, 3,788,612.64 and 842,823.66 is: 1,264,246.30
Step by Step Solution
- Step 1: Write the proportion equation
2,525,720.16 : 3,788,612.64 = 842,823.66 : x - Step 2: Convert to fraction form
2,525,720.16/3,788,612.64 = 842,823.66/x - Step 3: Cross multiply
2,525,720.16x = 3,788,612.64 × 842,823.66 - Step 4: Simplify right side
2,525,720.16x = 3,193,132,371,567.06 - Step 5: Solve for x
x = 3,193,132,371,567.06/2,525,720.16 - Step 6: Final answer
x = 1,264,246.30
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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.