Finding the Fourth Proportional to 1,625,814.04, 2,243,623.08 and 900,708.88
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Solution
The fourth proportional to 1,625,814.04, 2,243,623.08 and 900,708.88 is: 1,242,978.09
Step by Step Solution
- Step 1: Write the proportion equation
1,625,814.04 : 2,243,623.08 = 900,708.88 : x - Step 2: Convert to fraction form
1,625,814.04/2,243,623.08 = 900,708.88/x - Step 3: Cross multiply
1,625,814.04x = 2,243,623.08 × 900,708.88 - Step 4: Simplify right side
1,625,814.04x = 2,020,851,231,528.95 - Step 5: Solve for x
x = 2,020,851,231,528.95/1,625,814.04 - Step 6: Final answer
x = 1,242,978.09
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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.