Finding the Fourth Proportional to 2,984,569.46, 4,118,192.66 and 1,677,640.18
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Solution
The fourth proportional to 2,984,569.46, 4,118,192.66 and 1,677,640.18 is: 2,314,854.98
Step by Step Solution
- Step 1: Write the proportion equation
2,984,569.46 : 4,118,192.66 = 1,677,640.18 : x - Step 2: Convert to fraction form
2,984,569.46/4,118,192.66 = 1,677,640.18/x - Step 3: Cross multiply
2,984,569.46x = 4,118,192.66 × 1,677,640.18 - Step 4: Simplify right side
2,984,569.46x = 6,908,845,475,397.08 - Step 5: Solve for x
x = 6,908,845,475,397.08/2,984,569.46 - Step 6: Final answer
x = 2,314,854.98
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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.