Finding the Fourth Proportional to 998,154.84, 1,377,041.94 and 725,625.48
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Solution
The fourth proportional to 998,154.84, 1,377,041.94 and 725,625.48 is: 1,001,063.84
Step by Step Solution
- Step 1: Write the proportion equation
998,154.84 : 1,377,041.94 = 725,625.48 : x - Step 2: Convert to fraction form
998,154.84/1,377,041.94 = 725,625.48/x - Step 3: Cross multiply
998,154.84x = 1,377,041.94 × 725,625.48 - Step 4: Simplify right side
998,154.84x = 999,216,718,692.63 - Step 5: Solve for x
x = 999,216,718,692.63/998,154.84 - Step 6: Final answer
x = 1,001,063.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.