Finding the Fourth Proportional to 1,487,992.78, 2,232,276.45 and 635,051.98
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Solution
The fourth proportional to 1,487,992.78, 2,232,276.45 and 635,051.98 is: 952,700.58
Step by Step Solution
- Step 1: Write the proportion equation
1,487,992.78 : 2,232,276.45 = 635,051.98 : x - Step 2: Convert to fraction form
1,487,992.78/2,232,276.45 = 635,051.98/x - Step 3: Cross multiply
1,487,992.78x = 2,232,276.45 × 635,051.98 - Step 4: Simplify right side
1,487,992.78x = 1,417,611,579,479.87 - Step 5: Solve for x
x = 1,417,611,579,479.87/1,487,992.78 - Step 6: Final answer
x = 952,700.58
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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.