Finding the Fourth Proportional to 3,508,220.84, 4,841,344.71 and 1,898,588.84
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Solution
The fourth proportional to 3,508,220.84, 4,841,344.71 and 1,898,588.84 is: 2,620,052.57
Step by Step Solution
- Step 1: Write the proportion equation
3,508,220.84 : 4,841,344.71 = 1,898,588.84 : x - Step 2: Convert to fraction form
3,508,220.84/4,841,344.71 = 1,898,588.84/x - Step 3: Cross multiply
3,508,220.84x = 4,841,344.71 × 1,898,588.84 - Step 4: Simplify right side
3,508,220.84x = 9,191,723,012,792.31 - Step 5: Solve for x
x = 9,191,723,012,792.31/3,508,220.84 - Step 6: Final answer
x = 2,620,052.57
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1.5x scale
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.