Finding the Fourth Proportional to 4,633,708.58, 6,949,819.28 and 1,267,128.26
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Solution
The fourth proportional to 4,633,708.58, 6,949,819.28 and 1,267,128.26 is: 1,900,489.04
Step by Step Solution
- Step 1: Write the proportion equation
4,633,708.58 : 6,949,819.28 = 1,267,128.26 : x - Step 2: Convert to fraction form
4,633,708.58/6,949,819.28 = 1,267,128.26/x - Step 3: Cross multiply
4,633,708.58x = 6,949,819.28 × 1,267,128.26 - Step 4: Simplify right side
4,633,708.58x = 8,806,312,370,496.12 - Step 5: Solve for x
x = 8,806,312,370,496.12/4,633,708.58 - Step 6: Final answer
x = 1,900,489.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.