Finding the Fourth Proportional to 6,079,958.30, 8,390,280.21 and 3,363,723.74
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Solution
The fourth proportional to 6,079,958.30, 8,390,280.21 and 3,363,723.74 is: 4,641,904.32
Step by Step Solution
- Step 1: Write the proportion equation
6,079,958.30 : 8,390,280.21 = 3,363,723.74 : x - Step 2: Convert to fraction form
6,079,958.30/8,390,280.21 = 3,363,723.74/x - Step 3: Cross multiply
6,079,958.30x = 8,390,280.21 × 3,363,723.74 - Step 4: Simplify right side
6,079,958.30x = 28,222,584,685,677.79 - Step 5: Solve for x
x = 28,222,584,685,677.79/6,079,958.30 - Step 6: Final answer
x = 4,641,904.32
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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.