Finding the Fourth Proportional to 1,927,649.24, 2,660,064.70 and 1,153,706.52
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Solution
The fourth proportional to 1,927,649.24, 2,660,064.70 and 1,153,706.52 is: 1,592,060.38
Step by Step Solution
- Step 1: Write the proportion equation
1,927,649.24 : 2,660,064.70 = 1,153,706.52 : x - Step 2: Convert to fraction form
1,927,649.24/2,660,064.70 = 1,153,706.52/x - Step 3: Cross multiply
1,927,649.24x = 2,660,064.70 × 1,153,706.52 - Step 4: Simplify right side
1,927,649.24x = 3,068,933,988,011.84 - Step 5: Solve for x
x = 3,068,933,988,011.84/1,927,649.24 - Step 6: Final answer
x = 1,592,060.38
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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.