Finding the Fourth Proportional to 1,125,004.05, 1,688,043.24 and 525,878.19
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Solution
The fourth proportional to 1,125,004.05, 1,688,043.24 and 525,878.19 is: 789,068.38
Step by Step Solution
- Step 1: Write the proportion equation
1,125,004.05 : 1,688,043.24 = 525,878.19 : x - Step 2: Convert to fraction form
1,125,004.05/1,688,043.24 = 525,878.19/x - Step 3: Cross multiply
1,125,004.05x = 1,688,043.24 × 525,878.19 - Step 4: Simplify right side
1,125,004.05x = 887,705,123,692.94 - Step 5: Solve for x
x = 887,705,123,692.94/1,125,004.05 - Step 6: Final answer
x = 789,068.38
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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.