Finding the Fourth Proportional to 5,260,197.10, 7,890,373.41 and 1,473,440.62
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Solution
The fourth proportional to 5,260,197.10, 7,890,373.41 and 1,473,440.62 is: 2,210,182.71
Step by Step Solution
- Step 1: Write the proportion equation
5,260,197.10 : 7,890,373.41 = 1,473,440.62 : x - Step 2: Convert to fraction form
5,260,197.10/7,890,373.41 = 1,473,440.62/x - Step 3: Cross multiply
5,260,197.10x = 7,890,373.41 × 1,473,440.62 - Step 4: Simplify right side
5,260,197.10x = 11,625,996,689,261.92 - Step 5: Solve for x
x = 11,625,996,689,261.92/5,260,197.10 - Step 6: Final answer
x = 2,210,182.71
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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.