Finding the Fourth Proportional to 1,618,435.68, 2,232,069.98 and 973,735.41
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Solution
The fourth proportional to 1,618,435.68, 2,232,069.98 and 973,735.41 is: 1,342,929.85
Step by Step Solution
- Step 1: Write the proportion equation
1,618,435.68 : 2,232,069.98 = 973,735.41 : x - Step 2: Convert to fraction form
1,618,435.68/2,232,069.98 = 973,735.41/x - Step 3: Cross multiply
1,618,435.68x = 2,232,069.98 × 973,735.41 - Step 4: Simplify right side
1,618,435.68x = 2,173,445,577,123.99 - Step 5: Solve for x
x = 2,173,445,577,123.99/1,618,435.68 - Step 6: Final answer
x = 1,342,929.85
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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.