Finding the Fourth Proportional to 2,596,306.24, 3,583,040.20 and 1,564,138.99
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Solution
The fourth proportional to 2,596,306.24, 3,583,040.20 and 1,564,138.99 is: 2,158,594.70
Step by Step Solution
- Step 1: Write the proportion equation
2,596,306.24 : 3,583,040.20 = 1,564,138.99 : x - Step 2: Convert to fraction form
2,596,306.24/3,583,040.20 = 1,564,138.99/x - Step 3: Cross multiply
2,596,306.24x = 3,583,040.20 × 1,564,138.99 - Step 4: Simplify right side
2,596,306.24x = 5,604,372,879,557.40 - Step 5: Solve for x
x = 5,604,372,879,557.40/2,596,306.24 - Step 6: Final answer
x = 2,158,594.70
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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.