Finding the Fourth Proportional to 1,891,616.71, 2,610,494.07 and 1,032,224.13
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Solution
The fourth proportional to 1,891,616.71, 2,610,494.07 and 1,032,224.13 is: 1,424,503.68
Step by Step Solution
- Step 1: Write the proportion equation
1,891,616.71 : 2,610,494.07 = 1,032,224.13 : x - Step 2: Convert to fraction form
1,891,616.71/2,610,494.07 = 1,032,224.13/x - Step 3: Cross multiply
1,891,616.71x = 2,610,494.07 × 1,032,224.13 - Step 4: Simplify right side
1,891,616.71x = 2,694,614,970,275.91 - Step 5: Solve for x
x = 2,694,614,970,275.91/1,891,616.71 - Step 6: Final answer
x = 1,424,503.68
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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.