Finding the Fourth Proportional to 2,124,794.08, 2,932,130.56 and 1,157,903.84
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Solution
The fourth proportional to 2,124,794.08, 2,932,130.56 and 1,157,903.84 is: 1,597,860.83
Step by Step Solution
- Step 1: Write the proportion equation
2,124,794.08 : 2,932,130.56 = 1,157,903.84 : x - Step 2: Convert to fraction form
2,124,794.08/2,932,130.56 = 1,157,903.84/x - Step 3: Cross multiply
2,124,794.08x = 2,932,130.56 × 1,157,903.84 - Step 4: Simplify right side
2,124,794.08x = 3,395,125,234,805.35 - Step 5: Solve for x
x = 3,395,125,234,805.35/2,124,794.08 - Step 6: Final answer
x = 1,597,860.83
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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.