Finding the Fourth Proportional to 1,626,134.42, 2,244,035.79 and 900,979.49
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Solution
The fourth proportional to 1,626,134.42, 2,244,035.79 and 900,979.49 is: 1,243,335.23
Step by Step Solution
- Step 1: Write the proportion equation
1,626,134.42 : 2,244,035.79 = 900,979.49 : x - Step 2: Convert to fraction form
1,626,134.42/2,244,035.79 = 900,979.49/x - Step 3: Cross multiply
1,626,134.42x = 2,244,035.79 × 900,979.49 - Step 4: Simplify right side
1,626,134.42x = 2,021,830,210,395.77 - Step 5: Solve for x
x = 2,021,830,210,395.77/1,626,134.42 - Step 6: Final answer
x = 1,243,335.23
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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.