Finding the Fourth Proportional to 4,373,746.19, 6,559,871.56 and 1,178,125.03
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Solution
The fourth proportional to 4,373,746.19, 6,559,871.56 and 1,178,125.03 is: 1,766,986.14
Step by Step Solution
- Step 1: Write the proportion equation
4,373,746.19 : 6,559,871.56 = 1,178,125.03 : x - Step 2: Convert to fraction form
4,373,746.19/6,559,871.56 = 1,178,125.03/x - Step 3: Cross multiply
4,373,746.19x = 6,559,871.56 × 1,178,125.03 - Step 4: Simplify right side
4,373,746.19x = 7,728,348,878,421.15 - Step 5: Solve for x
x = 7,728,348,878,421.15/4,373,746.19 - Step 6: Final answer
x = 1,766,986.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.