Finding the Fourth Proportional to 1,101,220.15, 1,652,432.06 and 427,327.96
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Solution
The fourth proportional to 1,101,220.15, 1,652,432.06 and 427,327.96 is: 641,225.48
Step by Step Solution
- Step 1: Write the proportion equation
1,101,220.15 : 1,652,432.06 = 427,327.96 : x - Step 2: Convert to fraction form
1,101,220.15/1,652,432.06 = 427,327.96/x - Step 3: Cross multiply
1,101,220.15x = 1,652,432.06 × 427,327.96 - Step 4: Simplify right side
1,101,220.15x = 706,130,421,238.40 - Step 5: Solve for x
x = 706,130,421,238.40/1,101,220.15 - Step 6: Final answer
x = 641,225.48
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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.