Finding the Fourth Proportional to 1,888,692.02, 2,606,395.41 and 1,029,252.45
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Solution
The fourth proportional to 1,888,692.02, 2,606,395.41 and 1,029,252.45 is: 1,420,368.61
Step by Step Solution
- Step 1: Write the proportion equation
1,888,692.02 : 2,606,395.41 = 1,029,252.45 : x - Step 2: Convert to fraction form
1,888,692.02/2,606,395.41 = 1,029,252.45/x - Step 3: Cross multiply
1,888,692.02x = 2,606,395.41 × 1,029,252.45 - Step 4: Simplify right side
1,888,692.02x = 2,682,638,861,411.25 - Step 5: Solve for x
x = 2,682,638,861,411.25/1,888,692.02 - Step 6: Final answer
x = 1,420,368.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.