Finding the Fourth Proportional to 1,924,754.28, 2,656,128.75 and 1,065,296.09
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Solution
The fourth proportional to 1,924,754.28, 2,656,128.75 and 1,065,296.09 is: 1,470,090.80
Step by Step Solution
- Step 1: Write the proportion equation
1,924,754.28 : 2,656,128.75 = 1,065,296.09 : x - Step 2: Convert to fraction form
1,924,754.28/2,656,128.75 = 1,065,296.09/x - Step 3: Cross multiply
1,924,754.28x = 2,656,128.75 × 1,065,296.09 - Step 4: Simplify right side
1,924,754.28x = 2,829,563,558,630.94 - Step 5: Solve for x
x = 2,829,563,558,630.94/1,924,754.28 - Step 6: Final answer
x = 1,470,090.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.