Finding the Fourth Proportional to 1,397,941.92, 2,097,352.98 and 499,363.74
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Solution
The fourth proportional to 1,397,941.92, 2,097,352.98 and 499,363.74 is: 749,202.82
Step by Step Solution
- Step 1: Write the proportion equation
1,397,941.92 : 2,097,352.98 = 499,363.74 : x - Step 2: Convert to fraction form
1,397,941.92/2,097,352.98 = 499,363.74/x - Step 3: Cross multiply
1,397,941.92x = 2,097,352.98 × 499,363.74 - Step 4: Simplify right side
1,397,941.92x = 1,047,342,028,192.95 - Step 5: Solve for x
x = 1,047,342,028,192.95/1,397,941.92 - Step 6: Final answer
x = 749,202.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.