Finding the Fourth Proportional to 3,417,271.80, 5,125,518.90 and 893,182.20
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Solution
The fourth proportional to 3,417,271.80, 5,125,518.90 and 893,182.20 is: 1,339,671.68
Step by Step Solution
- Step 1: Write the proportion equation
3,417,271.80 : 5,125,518.90 = 893,182.20 : x - Step 2: Convert to fraction form
3,417,271.80/5,125,518.90 = 893,182.20/x - Step 3: Cross multiply
3,417,271.80x = 5,125,518.90 × 893,182.20 - Step 4: Simplify right side
3,417,271.80x = 4,578,022,247,243.58 - Step 5: Solve for x
x = 4,578,022,247,243.58/3,417,271.80 - Step 6: Final answer
x = 1,339,671.68
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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.