Finding the Fourth Proportional to 1,595,441.84, 2,201,723.80 and 870,292.78
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Solution
The fourth proportional to 1,595,441.84, 2,201,723.80 and 870,292.78 is: 1,201,011.71
Step by Step Solution
- Step 1: Write the proportion equation
1,595,441.84 : 2,201,723.80 = 870,292.78 : x - Step 2: Convert to fraction form
1,595,441.84/2,201,723.80 = 870,292.78/x - Step 3: Cross multiply
1,595,441.84x = 2,201,723.80 × 870,292.78 - Step 4: Simplify right side
1,595,441.84x = 1,916,144,326,694.16 - Step 5: Solve for x
x = 1,916,144,326,694.16/1,595,441.84 - Step 6: Final answer
x = 1,201,011.71
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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.