Finding the Fourth Proportional to 1,092,762.84, 1,508,211.90 and 634,170.84
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Solution
The fourth proportional to 1,092,762.84, 1,508,211.90 and 634,170.84 is: 875,271.35
Step by Step Solution
- Step 1: Write the proportion equation
1,092,762.84 : 1,508,211.90 = 634,170.84 : x - Step 2: Convert to fraction form
1,092,762.84/1,508,211.90 = 634,170.84/x - Step 3: Cross multiply
1,092,762.84x = 1,508,211.90 × 634,170.84 - Step 4: Simplify right side
1,092,762.84x = 956,464,007,521.00 - Step 5: Solve for x
x = 956,464,007,521.00/1,092,762.84 - Step 6: Final answer
x = 875,271.35
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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.