Finding the Fourth Proportional to 1,551,737.94, 2,141,259.75 and 863,386.98
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Solution
The fourth proportional to 1,551,737.94, 2,141,259.75 and 863,386.98 is: 1,191,396.91
Step by Step Solution
- Step 1: Write the proportion equation
1,551,737.94 : 2,141,259.75 = 863,386.98 : x - Step 2: Convert to fraction form
1,551,737.94/2,141,259.75 = 863,386.98/x - Step 3: Cross multiply
1,551,737.94x = 2,141,259.75 × 863,386.98 - Step 4: Simplify right side
1,551,737.94x = 1,848,735,788,948.06 - Step 5: Solve for x
x = 1,848,735,788,948.06/1,551,737.94 - Step 6: Final answer
x = 1,191,396.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.