Finding the Fourth Proportional to 3,616,498.68, 5,420,975.22 and 1,219,519.14
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Solution
The fourth proportional to 3,616,498.68, 5,420,975.22 and 1,219,519.14 is: 1,828,006.48
Step by Step Solution
- Step 1: Write the proportion equation
3,616,498.68 : 5,420,975.22 = 1,219,519.14 : x - Step 2: Convert to fraction form
3,616,498.68/5,420,975.22 = 1,219,519.14/x - Step 3: Cross multiply
3,616,498.68x = 5,420,975.22 × 1,219,519.14 - Step 4: Simplify right side
3,616,498.68x = 6,610,983,038,255.71 - Step 5: Solve for x
x = 6,610,983,038,255.71/3,616,498.68 - Step 6: Final answer
x = 1,828,006.48
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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.