Finding the Fourth Proportional to 1,663,372.08, 2,495,365.56 and 526,420.80
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Solution
The fourth proportional to 1,663,372.08, 2,495,365.56 and 526,420.80 is: 789,728.50
Step by Step Solution
- Step 1: Write the proportion equation
1,663,372.08 : 2,495,365.56 = 526,420.80 : x - Step 2: Convert to fraction form
1,663,372.08/2,495,365.56 = 526,420.80/x - Step 3: Cross multiply
1,663,372.08x = 2,495,365.56 × 526,420.80 - Step 4: Simplify right side
1,663,372.08x = 1,313,612,334,387.65 - Step 5: Solve for x
x = 1,313,612,334,387.65/1,663,372.08 - Step 6: Final answer
x = 789,728.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.