Finding the Fourth Proportional to 1,768,715.17, 2,440,803.58 and 983,775.79
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Solution
The fourth proportional to 1,768,715.17, 2,440,803.58 and 983,775.79 is: 1,357,597.60
Step by Step Solution
- Step 1: Write the proportion equation
1,768,715.17 : 2,440,803.58 = 983,775.79 : x - Step 2: Convert to fraction form
1,768,715.17/2,440,803.58 = 983,775.79/x - Step 3: Cross multiply
1,768,715.17x = 2,440,803.58 × 983,775.79 - Step 4: Simplify right side
1,768,715.17x = 2,401,203,461,587.88 - Step 5: Solve for x
x = 2,401,203,461,587.88/1,768,715.17 - Step 6: Final answer
x = 1,357,597.60
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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.