Finding the Fourth Proportional to 1,681,746.39, 2,523,406.92 and 734,994.09
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Solution
The fourth proportional to 1,681,746.39, 2,523,406.92 and 734,994.09 is: 1,102,835.23
Step by Step Solution
- Step 1: Write the proportion equation
1,681,746.39 : 2,523,406.92 = 734,994.09 : x - Step 2: Convert to fraction form
1,681,746.39/2,523,406.92 = 734,994.09/x - Step 3: Cross multiply
1,681,746.39x = 2,523,406.92 × 734,994.09 - Step 4: Simplify right side
1,681,746.39x = 1,854,689,172,865.10 - Step 5: Solve for x
x = 1,854,689,172,865.10/1,681,746.39 - Step 6: Final answer
x = 1,102,835.23
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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.