Finding the Fourth Proportional to 2,756,685.57, 3,803,668.65 and 1,610,544.48
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Solution
The fourth proportional to 2,756,685.57, 3,803,668.65 and 1,610,544.48 is: 2,222,225.71
Step by Step Solution
- Step 1: Write the proportion equation
2,756,685.57 : 3,803,668.65 = 1,610,544.48 : x - Step 2: Convert to fraction form
2,756,685.57/3,803,668.65 = 1,610,544.48/x - Step 3: Cross multiply
2,756,685.57x = 3,803,668.65 × 1,610,544.48 - Step 4: Simplify right side
2,756,685.57x = 6,125,977,548,006.55 - Step 5: Solve for x
x = 6,125,977,548,006.55/2,756,685.57 - Step 6: Final answer
x = 2,222,225.71
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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.