Finding the Fourth Proportional to 2,141,488.53, 3,205,921.67 and 1,875,768.03
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Solution
The fourth proportional to 2,141,488.53, 3,205,921.67 and 1,875,768.03 is: 2,808,124.02
Step by Step Solution
- Step 1: Write the proportion equation
2,141,488.53 : 3,205,921.67 = 1,875,768.03 : x - Step 2: Convert to fraction form
2,141,488.53/3,205,921.67 = 1,875,768.03/x - Step 3: Cross multiply
2,141,488.53x = 3,205,921.67 × 1,875,768.03 - Step 4: Simplify right side
2,141,488.53x = 6,013,565,375,270.21 - Step 5: Solve for x
x = 6,013,565,375,270.21/2,141,488.53 - Step 6: Final answer
x = 2,808,124.02
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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.