Finding the Fourth Proportional to 4,026,400.12, 5,554,314.77 and 2,393,646.06
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Solution
The fourth proportional to 4,026,400.12, 5,554,314.77 and 2,393,646.06 is: 3,301,972.80
Step by Step Solution
- Step 1: Write the proportion equation
4,026,400.12 : 5,554,314.77 = 2,393,646.06 : x - Step 2: Convert to fraction form
4,026,400.12/5,554,314.77 = 2,393,646.06/x - Step 3: Cross multiply
4,026,400.12x = 5,554,314.77 × 2,393,646.06 - Step 4: Simplify right side
4,026,400.12x = 13,295,063,665,210.30 - Step 5: Solve for x
x = 13,295,063,665,210.30/4,026,400.12 - Step 6: Final answer
x = 3,301,972.80
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1.5x scale
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.