Finding the Fourth Proportional to 2,045,465.42, 2,822,116.74 and 1,185,854.14
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Solution
The fourth proportional to 2,045,465.42, 2,822,116.74 and 1,185,854.14 is: 1,636,116.06
Step by Step Solution
- Step 1: Write the proportion equation
2,045,465.42 : 2,822,116.74 = 1,185,854.14 : x - Step 2: Convert to fraction form
2,045,465.42/2,822,116.74 = 1,185,854.14/x - Step 3: Cross multiply
2,045,465.42x = 2,822,116.74 × 1,185,854.14 - Step 4: Simplify right side
2,045,465.42x = 3,346,618,819,692.30 - Step 5: Solve for x
x = 3,346,618,819,692.30/2,045,465.42 - Step 6: Final answer
x = 1,636,116.06
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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.