Finding the Fourth Proportional to 4,223,962.08, 5,829,871.32 and 2,506,029.84
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Solution
The fourth proportional to 4,223,962.08, 5,829,871.32 and 2,506,029.84 is: 3,458,797.98
Step by Step Solution
- Step 1: Write the proportion equation
4,223,962.08 : 5,829,871.32 = 2,506,029.84 : x - Step 2: Convert to fraction form
4,223,962.08/5,829,871.32 = 2,506,029.84/x - Step 3: Cross multiply
4,223,962.08x = 5,829,871.32 × 2,506,029.84 - Step 4: Simplify right side
4,223,962.08x = 14,609,831,491,280.19 - Step 5: Solve for x
x = 14,609,831,491,280.19/4,223,962.08 - Step 6: Final answer
x = 3,458,797.98
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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.