Finding the Fourth Proportional to 2,098,067.36, 2,895,328.70 and 1,180,297.08
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Solution
The fourth proportional to 2,098,067.36, 2,895,328.70 and 1,180,297.08 is: 1,628,807.58
Step by Step Solution
- Step 1: Write the proportion equation
2,098,067.36 : 2,895,328.70 = 1,180,297.08 : x - Step 2: Convert to fraction form
2,098,067.36/2,895,328.70 = 1,180,297.08/x - Step 3: Cross multiply
2,098,067.36x = 2,895,328.70 × 1,180,297.08 - Step 4: Simplify right side
2,098,067.36x = 3,417,348,010,250.20 - Step 5: Solve for x
x = 3,417,348,010,250.20/2,098,067.36 - Step 6: Final answer
x = 1,628,807.58
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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.