Finding the Fourth Proportional to 834,770.88, 1,248,582.80 and 774,263.84
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Solution
The fourth proportional to 834,770.88, 1,248,582.80 and 774,263.84 is: 1,158,081.26
Step by Step Solution
- Step 1: Write the proportion equation
834,770.88 : 1,248,582.80 = 774,263.84 : x - Step 2: Convert to fraction form
834,770.88/1,248,582.80 = 774,263.84/x - Step 3: Cross multiply
834,770.88x = 1,248,582.80 × 774,263.84 - Step 4: Simplify right side
834,770.88x = 966,732,513,285.95 - Step 5: Solve for x
x = 966,732,513,285.95/834,770.88 - Step 6: Final answer
x = 1,158,081.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.