Finding the Fourth Proportional to 2,985,403.64, 4,478,741.58 and 963,762.44
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Solution
The fourth proportional to 2,985,403.64, 4,478,741.58 and 963,762.44 is: 1,445,849.02
Step by Step Solution
- Step 1: Write the proportion equation
2,985,403.64 : 4,478,741.58 = 963,762.44 : x - Step 2: Convert to fraction form
2,985,403.64/4,478,741.58 = 963,762.44/x - Step 3: Cross multiply
2,985,403.64x = 4,478,741.58 × 963,762.44 - Step 4: Simplify right side
2,985,403.64x = 4,316,442,913,270.26 - Step 5: Solve for x
x = 4,316,442,913,270.26/2,985,403.64 - Step 6: Final answer
x = 1,445,849.02
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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.