Finding the Fourth Proportional to 910,363.05, 1,365,544.58 and 739,120.95
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Solution
The fourth proportional to 910,363.05, 1,365,544.58 and 739,120.95 is: 1,108,681.43
Step by Step Solution
- Step 1: Write the proportion equation
910,363.05 : 1,365,544.58 = 739,120.95 : x - Step 2: Convert to fraction form
910,363.05/1,365,544.58 = 739,120.95/x - Step 3: Cross multiply
910,363.05x = 1,365,544.58 × 739,120.95 - Step 4: Simplify right side
910,363.05x = 1,009,302,603,541.35 - Step 5: Solve for x
x = 1,009,302,603,541.35/910,363.05 - Step 6: Final answer
x = 1,108,681.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.