Finding the Fourth Proportional to 1,403,840.07, 1,937,299.41 and 759,260.12
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Solution
The fourth proportional to 1,403,840.07, 1,937,299.41 and 759,260.12 is: 1,047,779.02
Step by Step Solution
- Step 1: Write the proportion equation
1,403,840.07 : 1,937,299.41 = 759,260.12 : x - Step 2: Convert to fraction form
1,403,840.07/1,937,299.41 = 759,260.12/x - Step 3: Cross multiply
1,403,840.07x = 1,937,299.41 × 759,260.12 - Step 4: Simplify right side
1,403,840.07x = 1,470,914,172,826.03 - Step 5: Solve for x
x = 1,470,914,172,826.03/1,403,840.07 - Step 6: Final answer
x = 1,047,779.02
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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.