Finding the Fourth Proportional to 2,616,918.58, 3,925,565.21 and 697,819.70
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Solution
The fourth proportional to 2,616,918.58, 3,925,565.21 and 697,819.70 is: 1,046,779.51
Step by Step Solution
- Step 1: Write the proportion equation
2,616,918.58 : 3,925,565.21 = 697,819.70 : x - Step 2: Convert to fraction form
2,616,918.58/3,925,565.21 = 697,819.70/x - Step 3: Cross multiply
2,616,918.58x = 3,925,565.21 × 697,819.70 - Step 4: Simplify right side
2,616,918.58x = 2,739,336,737,172.64 - Step 5: Solve for x
x = 2,739,336,737,172.64/2,616,918.58 - Step 6: Final answer
x = 1,046,779.51
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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.