Finding the Fourth Proportional to 1,138,135.57, 1,708,045.35 and 539,099.87
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Solution
The fourth proportional to 1,138,135.57, 1,708,045.35 and 539,099.87 is: 809,048.63
Step by Step Solution
- Step 1: Write the proportion equation
1,138,135.57 : 1,708,045.35 = 539,099.87 : x - Step 2: Convert to fraction form
1,138,135.57/1,708,045.35 = 539,099.87/x - Step 3: Cross multiply
1,138,135.57x = 1,708,045.35 × 539,099.87 - Step 4: Simplify right side
1,138,135.57x = 920,807,017,598.88 - Step 5: Solve for x
x = 920,807,017,598.88/1,138,135.57 - Step 6: Final answer
x = 809,048.63
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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.