Finding the Fourth Proportional to 2,848,787.88, 3,931,328.18 and 1,559,710.12
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Solution
The fourth proportional to 2,848,787.88, 3,931,328.18 and 1,559,710.12 is: 2,152,400.46
Step by Step Solution
- Step 1: Write the proportion equation
2,848,787.88 : 3,931,328.18 = 1,559,710.12 : x - Step 2: Convert to fraction form
2,848,787.88/3,931,328.18 = 1,559,710.12/x - Step 3: Cross multiply
2,848,787.88x = 3,931,328.18 × 1,559,710.12 - Step 4: Simplify right side
2,848,787.88x = 6,131,732,347,387.18 - Step 5: Solve for x
x = 6,131,732,347,387.18/2,848,787.88 - Step 6: Final answer
x = 2,152,400.46
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1.5x scale
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.