Finding the Fourth Proportional to 1,307,628.84, 1,804,573.98 and 734,657.52
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Solution
The fourth proportional to 1,307,628.84, 1,804,573.98 and 734,657.52 is: 1,013,853.32
Step by Step Solution
- Step 1: Write the proportion equation
1,307,628.84 : 1,804,573.98 = 734,657.52 : x - Step 2: Convert to fraction form
1,307,628.84/1,804,573.98 = 734,657.52/x - Step 3: Cross multiply
1,307,628.84x = 1,804,573.98 × 734,657.52 - Step 4: Simplify right side
1,307,628.84x = 1,325,743,844,803.33 - Step 5: Solve for x
x = 1,325,743,844,803.33/1,307,628.84 - Step 6: Final answer
x = 1,013,853.32
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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.