Finding the Fourth Proportional to 1,635,497.02, 2,256,985.98 and 910,329.20
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Solution
The fourth proportional to 1,635,497.02, 2,256,985.98 and 910,329.20 is: 1,256,254.35
Step by Step Solution
- Step 1: Write the proportion equation
1,635,497.02 : 2,256,985.98 = 910,329.20 : x - Step 2: Convert to fraction form
1,635,497.02/2,256,985.98 = 910,329.20/x - Step 3: Cross multiply
1,635,497.02x = 2,256,985.98 × 910,329.20 - Step 4: Simplify right side
1,635,497.02x = 2,054,600,241,584.62 - Step 5: Solve for x
x = 2,054,600,241,584.62/1,635,497.02 - Step 6: Final answer
x = 1,256,254.35
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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.