Finding the Fourth Proportional to 1,341,415.84, 1,851,289.68 and 768,532
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Solution
The fourth proportional to 1,341,415.84, 1,851,289.68 and 768,532 is: 1,060,651.98
Step by Step Solution
- Step 1: Write the proportion equation
1,341,415.84 : 1,851,289.68 = 768,532 : x - Step 2: Convert to fraction form
1,341,415.84/1,851,289.68 = 768,532/x - Step 3: Cross multiply
1,341,415.84x = 1,851,289.68 × 768,532 - Step 4: Simplify right side
1,341,415.84x = 1,422,775,360,349.76 - Step 5: Solve for x
x = 1,422,775,360,349.76/1,341,415.84 - Step 6: Final answer
x = 1,060,651.98
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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.