Finding the Fourth Proportional to 1,671,153.44, 2,306,219.80 and 907,207
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Solution
The fourth proportional to 1,671,153.44, 2,306,219.80 and 907,207 is: 1,251,960.89
Step by Step Solution
- Step 1: Write the proportion equation
1,671,153.44 : 2,306,219.80 = 907,207 : x - Step 2: Convert to fraction form
1,671,153.44/2,306,219.80 = 907,207/x - Step 3: Cross multiply
1,671,153.44x = 2,306,219.80 × 907,207 - Step 4: Simplify right side
1,671,153.44x = 2,092,218,746,098.60 - Step 5: Solve for x
x = 2,092,218,746,098.60/1,671,153.44 - Step 6: Final answer
x = 1,251,960.89
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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.