Finding the Fourth Proportional to 1,346,352.22, 1,857,971.28 and 734,518.72
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Solution
The fourth proportional to 1,346,352.22, 1,857,971.28 and 734,518.72 is: 1,013,638.68
Step by Step Solution
- Step 1: Write the proportion equation
1,346,352.22 : 1,857,971.28 = 734,518.72 : x - Step 2: Convert to fraction form
1,346,352.22/1,857,971.28 = 734,518.72/x - Step 3: Cross multiply
1,346,352.22x = 1,857,971.28 × 734,518.72 - Step 4: Simplify right side
1,346,352.22x = 1,364,714,686,382.36 - Step 5: Solve for x
x = 1,364,714,686,382.36/1,346,352.22 - Step 6: Final answer
x = 1,013,638.68
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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.