Finding the Fourth Proportional to 2,888,663.68, 3,986,397.84 and 1,599,501.60
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Solution
The fourth proportional to 2,888,663.68, 3,986,397.84 and 1,599,501.60 is: 2,207,335.44
Step by Step Solution
- Step 1: Write the proportion equation
2,888,663.68 : 3,986,397.84 = 1,599,501.60 : x - Step 2: Convert to fraction form
2,888,663.68/3,986,397.84 = 1,599,501.60/x - Step 3: Cross multiply
2,888,663.68x = 3,986,397.84 × 1,599,501.60 - Step 4: Simplify right side
2,888,663.68x = 6,376,249,723,316.54 - Step 5: Solve for x
x = 6,376,249,723,316.54/2,888,663.68 - Step 6: Final answer
x = 2,207,335.44
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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.