Finding the Fourth Proportional to 2,084,391.63, 3,124,985.39 and 1,058,878.80
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Solution
The fourth proportional to 2,084,391.63, 3,124,985.39 and 1,058,878.80 is: 1,587,504.35
Step by Step Solution
- Step 1: Write the proportion equation
2,084,391.63 : 3,124,985.39 = 1,058,878.80 : x - Step 2: Convert to fraction form
2,084,391.63/3,124,985.39 = 1,058,878.80/x - Step 3: Cross multiply
2,084,391.63x = 3,124,985.39 × 1,058,878.80 - Step 4: Simplify right side
2,084,391.63x = 3,308,980,778,457.13 - Step 5: Solve for x
x = 3,308,980,778,457.13/2,084,391.63 - Step 6: Final answer
x = 1,587,504.35
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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.