Finding the Fourth Proportional to 1,974,331.24, 2,961,677.58 and 554,377.75
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Solution
The fourth proportional to 1,974,331.24, 2,961,677.58 and 554,377.75 is: 831,617.37
Step by Step Solution
- Step 1: Write the proportion equation
1,974,331.24 : 2,961,677.58 = 554,377.75 : x - Step 2: Convert to fraction form
1,974,331.24/2,961,677.58 = 554,377.75/x - Step 3: Cross multiply
1,974,331.24x = 2,961,677.58 × 554,377.75 - Step 4: Simplify right side
1,974,331.24x = 1,641,888,153,025.85 - Step 5: Solve for x
x = 1,641,888,153,025.85/1,974,331.24 - Step 6: Final answer
x = 831,617.37
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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.