Finding the Fourth Proportional to 2,888,276.34, 3,986,088.81 and 1,599,116.75
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Solution
The fourth proportional to 2,888,276.34, 3,986,088.81 and 1,599,116.75 is: 2,206,929.19
Step by Step Solution
- Step 1: Write the proportion equation
2,888,276.34 : 3,986,088.81 = 1,599,116.75 : x - Step 2: Convert to fraction form
2,888,276.34/3,986,088.81 = 1,599,116.75/x - Step 3: Cross multiply
2,888,276.34x = 3,986,088.81 × 1,599,116.75 - Step 4: Simplify right side
2,888,276.34x = 6,374,221,363,128.12 - Step 5: Solve for x
x = 6,374,221,363,128.12/2,888,276.34 - Step 6: Final answer
x = 2,206,929.19
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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.