Finding the Fourth Proportional to 1,124,819.64, 1,687,405.41 and 366,485.07
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Solution
The fourth proportional to 1,124,819.64, 1,687,405.41 and 366,485.07 is: 549,784.93
Step by Step Solution
- Step 1: Write the proportion equation
1,124,819.64 : 1,687,405.41 = 366,485.07 : x - Step 2: Convert to fraction form
1,124,819.64/1,687,405.41 = 366,485.07/x - Step 3: Cross multiply
1,124,819.64x = 1,687,405.41 × 366,485.07 - Step 4: Simplify right side
1,124,819.64x = 618,408,889,802.23 - Step 5: Solve for x
x = 618,408,889,802.23/1,124,819.64 - Step 6: Final answer
x = 549,784.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.