Finding the Fourth Proportional to 1,637,000.84, 2,442,698.65 and 1,466,787.26
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Solution
The fourth proportional to 1,637,000.84, 2,442,698.65 and 1,466,787.26 is: 2,188,709.48
Step by Step Solution
- Step 1: Write the proportion equation
1,637,000.84 : 2,442,698.65 = 1,466,787.26 : x - Step 2: Convert to fraction form
1,637,000.84/2,442,698.65 = 1,466,787.26/x - Step 3: Cross multiply
1,637,000.84x = 2,442,698.65 × 1,466,787.26 - Step 4: Simplify right side
1,637,000.84x = 3,582,919,259,839.20 - Step 5: Solve for x
x = 3,582,919,259,839.20/1,637,000.84 - Step 6: Final answer
x = 2,188,709.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.