Finding the Fourth Proportional to 1,551,692.55, 2,141,302.14 and 898,346.12
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Solution
The fourth proportional to 1,551,692.55, 2,141,302.14 and 898,346.12 is: 1,239,698.20
Step by Step Solution
- Step 1: Write the proportion equation
1,551,692.55 : 2,141,302.14 = 898,346.12 : x - Step 2: Convert to fraction form
1,551,692.55/2,141,302.14 = 898,346.12/x - Step 3: Cross multiply
1,551,692.55x = 2,141,302.14 × 898,346.12 - Step 4: Simplify right side
1,551,692.55x = 1,923,630,462,006 - Step 5: Solve for x
x = 1,923,630,462,006/1,551,692.55 - Step 6: Final answer
x = 1,239,698.20
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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.