Finding the Fourth Proportional to 1,564,783.52, 2,347,175.31 and 854,424.05
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Solution
The fourth proportional to 1,564,783.52, 2,347,175.31 and 854,424.05 is: 1,281,636.09
Step by Step Solution
- Step 1: Write the proportion equation
1,564,783.52 : 2,347,175.31 = 854,424.05 : x - Step 2: Convert to fraction form
1,564,783.52/2,347,175.31 = 854,424.05/x - Step 3: Cross multiply
1,564,783.52x = 2,347,175.31 × 854,424.05 - Step 4: Simplify right side
1,564,783.52x = 2,005,483,019,490.24 - Step 5: Solve for x
x = 2,005,483,019,490.24/1,564,783.52 - Step 6: Final answer
x = 1,281,636.09
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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.