Finding the Fourth Proportional to 1,188,932.63, 1,782,349.16 and 909,696.47
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Solution
The fourth proportional to 1,188,932.63, 1,782,349.16 and 909,696.47 is: 1,363,741.47
Step by Step Solution
- Step 1: Write the proportion equation
1,188,932.63 : 1,782,349.16 = 909,696.47 : x - Step 2: Convert to fraction form
1,188,932.63/1,782,349.16 = 909,696.47/x - Step 3: Cross multiply
1,188,932.63x = 1,782,349.16 × 909,696.47 - Step 4: Simplify right side
1,188,932.63x = 1,621,396,725,699.24 - Step 5: Solve for x
x = 1,621,396,725,699.24/1,188,932.63 - Step 6: Final answer
x = 1,363,741.47
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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.