Finding the Fourth Proportional to 1,125,426.75, 1,688,408.64 and 367,269.63
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Solution
The fourth proportional to 1,125,426.75, 1,688,408.64 and 367,269.63 is: 550,992.07
Step by Step Solution
- Step 1: Write the proportion equation
1,125,426.75 : 1,688,408.64 = 367,269.63 : x - Step 2: Convert to fraction form
1,125,426.75/1,688,408.64 = 367,269.63/x - Step 3: Cross multiply
1,125,426.75x = 1,688,408.64 × 367,269.63 - Step 4: Simplify right side
1,125,426.75x = 620,101,216,501.60 - Step 5: Solve for x
x = 620,101,216,501.60/1,125,426.75 - Step 6: Final answer
x = 550,992.07
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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.