Finding the Fourth Proportional to 6,445,507.26, 9,668,263.48 and 1,587,908.26
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Solution
The fourth proportional to 6,445,507.26, 9,668,263.48 and 1,587,908.26 is: 2,381,863.02
Step by Step Solution
- Step 1: Write the proportion equation
6,445,507.26 : 9,668,263.48 = 1,587,908.26 : x - Step 2: Convert to fraction form
6,445,507.26/9,668,263.48 = 1,587,908.26/x - Step 3: Cross multiply
6,445,507.26x = 9,668,263.48 × 1,587,908.26 - Step 4: Simplify right side
6,445,507.26x = 15,352,315,393,479.92 - Step 5: Solve for x
x = 15,352,315,393,479.92/6,445,507.26 - Step 6: Final answer
x = 2,381,863.02
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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.