Finding the Fourth Proportional to 1,124,904.41, 1,552,367.08 and 634,977.05
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Solution
The fourth proportional to 1,124,904.41, 1,552,367.08 and 634,977.05 is: 876,267.77
Step by Step Solution
- Step 1: Write the proportion equation
1,124,904.41 : 1,552,367.08 = 634,977.05 : x - Step 2: Convert to fraction form
1,124,904.41/1,552,367.08 = 634,977.05/x - Step 3: Cross multiply
1,124,904.41x = 1,552,367.08 × 634,977.05 - Step 4: Simplify right side
1,124,904.41x = 985,717,476,560.84 - Step 5: Solve for x
x = 985,717,476,560.84/1,124,904.41 - Step 6: Final answer
x = 876,267.77
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1.5x scale
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.