Finding the Fourth Proportional to 2,088,281.70, 3,132,422.55 and 1,424,729.70
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Solution
The fourth proportional to 2,088,281.70, 3,132,422.55 and 1,424,729.70 is: 2,137,094.55
Step by Step Solution
- Step 1: Write the proportion equation
2,088,281.70 : 3,132,422.55 = 1,424,729.70 : x - Step 2: Convert to fraction form
2,088,281.70/3,132,422.55 = 1,424,729.70/x - Step 3: Cross multiply
2,088,281.70x = 3,132,422.55 × 1,424,729.70 - Step 4: Simplify right side
2,088,281.70x = 4,462,855,439,934.73 - Step 5: Solve for x
x = 4,462,855,439,934.73/2,088,281.70 - Step 6: Final answer
x = 2,137,094.55
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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.