Finding the Fourth Proportional to 1,594,032.81, 2,199,699.09 and 868,864.56
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Solution
The fourth proportional to 1,594,032.81, 2,199,699.09 and 868,864.56 is: 1,198,997.02
Step by Step Solution
- Step 1: Write the proportion equation
1,594,032.81 : 2,199,699.09 = 868,864.56 : x - Step 2: Convert to fraction form
1,594,032.81/2,199,699.09 = 868,864.56/x - Step 3: Cross multiply
1,594,032.81x = 2,199,699.09 × 868,864.56 - Step 4: Simplify right side
1,594,032.81x = 1,911,240,581,965.25 - Step 5: Solve for x
x = 1,911,240,581,965.25/1,594,032.81 - Step 6: Final answer
x = 1,198,997.02
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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.