Finding the Fourth Proportional to 1,248,460.08, 1,722,328.11 and 731,952.66
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Solution
The fourth proportional to 1,248,460.08, 1,722,328.11 and 731,952.66 is: 1,009,774.09
Step by Step Solution
- Step 1: Write the proportion equation
1,248,460.08 : 1,722,328.11 = 731,952.66 : x - Step 2: Convert to fraction form
1,248,460.08/1,722,328.11 = 731,952.66/x - Step 3: Cross multiply
1,248,460.08x = 1,722,328.11 × 731,952.66 - Step 4: Simplify right side
1,248,460.08x = 1,260,662,641,507.27 - Step 5: Solve for x
x = 1,260,662,641,507.27/1,248,460.08 - Step 6: Final answer
x = 1,009,774.09
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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.